Cooperative Testing Initiative/Calibration Course: Difference between revisions

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{{Chamber infobox

| title = Calibration Course

| map = mp_coop_start~~.bsp{{cite}}<br />mp_coop_lobby_3~~.bsp

| map = mp_coop_start.bsp

| screenshot = ~~Portal 2 Co-op Calibration Course~~.~~png~~

| screenshot = Mp coop start0102.jpg

| icon1 = water hazard on

| icon2 = player button on

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| noprogress = Yes

}}

Most beginners (or players who made a [[Cooperative_Testing_Initiative#Reset_progress|reset]] recently) start from ~~''[[Portal 2 Co-op Calibration Course|Calibration Course]]'' - the first [[Test Chamber]] during [[Portal 2]]'s [[~~Cooperative Testing Initiative~~]].~~ Its purpose is to teach player the basics of Cooperative testing, like the [[Ping Tool]], thinking with four [[portal]]s, etc.

Most beginners (or players who made a [[Cooperative_Testing_Initiative#Reset_progress|reset]] recently) start from {{:Cooperative Testing Initiative/Calibration Course/link with introduction}} Its purpose is to teach player the basics of Cooperative testing, like the [[Ping Tool]], thinking with four [[portals|portal]]s, etc.

== Mechanics ==

* [[Portal]]ble surfaces

* [[Door]]s.

* 3 [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button]]s

* [[Portals|Portal]]ble surfaces.

* 3 [[Heavy Duty Super-Colliding Super Button#Weighted Storage Cube Receptacle|Weighted Storage Cube Receptacle]]s

* 3 [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button]]s.

* 3 [[Vital Apparatus Vent]]s

* 3 [[Heavy Duty Super-Colliding Super Button#Weighted Storage Cube Receptacle|Weighted Storage Cube Receptacle]]s.

* 4 [[Pedestal Button]]s

* 3 [[Vital Apparatus Vent]]s.

* 11 or 12 [[Material Emancipation Grill]]s

* 4 [[Pedestal Button]]s.

* Collapsed [[panel]]s~~{{spoiler|~~ which form ~~a surface after activating the Pedestal Button}}~~

* 13 or 14 [[Material Emancipation Grill]]s...

* Collapsed [[panel]]s which form doors and floors.

== Hazards ==

* [[Goo]]

* Being crushed by the [[door]].

* [[Goo]].

== Walkthroughs ==

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{{Voice line|GLaDOS|mp_coop_startdeath01}} when someone dies to the [[Goo]] 2nd time.<br />

{{Voice line|GLaDOS|mp_coop_startdeath02}} when someone dies to the [[Goo]] 3rd time.<br />

{{Voice line|GLaDOS|mp_coop_startdeath03}} when someone dies to the [[Goo]] 4th time.

{{Voice line|GLaDOS|mp_coop_startdeath03}} when someone dies to the [[Goo]] 4th time.<br />

{{Voice line|GLaDOS|mp_coop_pingtool02}} when pinging to request a portal from GLaDOS on a non-white surface.

}}

| Optional

|

| style="vertical-align: top;" | {{VisibleAnchor|1st03}}

|-

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}}

| Always

| The exact order ~~may~~ vary ~~from time to time~~.

| The exact order will vary depending on who is faster.

| style="vertical-align: top;" | {{VisibleAnchor|1st04}}

|-

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| {{Atlas's style}} | [[Atlas]]

| {{Spoiler|block=yes|

Reach the top level with two [[portal]]s then wait for P-body to place two portals for you.

Reach the top level with two [[portal]]s, then wait for P-body to place two portals for you.

}}

|

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| {{P-body's style}} | [[P-body]]

| {{Spoiler|block=yes|

Wait for the Atlas to reach the top level then place two [[portal]]s so that Atlas can overcome the transparent wall.

Wait for the Atlas to reach the top level, then place two [[portal]]s so that Atlas can overcome the transparent wall.

}}

|

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| {{Combined style}} | [[Atlas]] and [[P-body]]

| {{Spoiler|block=yes|

Summon a [[cube]] from [[Vital Apparatus Vent]] by pressing [[Pedestal Button]] then place the cube on [[Weighted Storage Cube Receptacle|the red square button]]. Wait for ~~other~~ if needed.

Summon a [[cube]] from [[Vital Apparatus Vent]] by pressing [[Pedestal Button]], then place the cube on [[Weighted Storage Cube Receptacle|the red square button]]. Wait for your partner if needed.

}}

|

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| {{P-body's style}} | [[P-body]]

| {{Spoiler|block=yes|

Grab the [[cube]] by using it ({{Key|E}} [[Default keybinds|by default]]). Move with the [[cube]] to the window on the right, where the cube won't disintegrate. Release the [[cube]] on Atlas's side. Move via [[Material Emancipation Grill]] without a cube toward [[Weighted Storage Cube Receptacle|the red square button]]. Wait for ~~other~~ if needed.

Grab the [[cube]] by using it ({{Key|E}} [[Default keybinds|by default]]). Move with the [[cube]] to the window on the right, where the cube won't disintegrate. Release the [[cube]] on Atlas's side. Move via [[Material Emancipation Grill]] without a cube toward [[Weighted Storage Cube Receptacle|the red square button]]. Wait for your partner if needed.

}}

|

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| {{Atlas's style}} | [[Atlas]]

| {{Spoiler|block=yes|

Wait for a [[cube]] from the other side then grab it by using it ({{Key|E}} [[Default keybinds|by default]]). Bring it to next window with [[Weighted Storage Cube Receptacle|the red square button]]. Release the [[cube]] on P-body's side. Move to the exit if everything worked out, otherwise [[#6th01|repeat]].

Wait for a [[cube]] from the other side, then grab it by using it ({{Key|E}} [[Default keybinds|by default]]). Bring it to the next window with [[Weighted Storage Cube Receptacle|the red square button]]. Release the [[cube]] on P-body's side. Move to the exit if everything worked out, otherwise [[#6th01|repeat]].

}}

|

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| {{P-body's style}} | [[P-body]]

| {{Spoiler|block=yes|

Move to the right after entering the room and stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Wait for Atlas to place one [[portal]] close to you and other close to the [[Pedestal Button]]. Move towards [[Pedestal Button]] and press it. Move towards exit.

Move to the right after entering the room and stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Wait for Atlas to place one [[portal]] close to you and other close to the [[Pedestal Button]]. Move towards [[Pedestal Button]] and press it. Move towards the exit.

}}

|

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| {{Atlas's style}} | [[Atlas]]

| {{Spoiler|block=yes|

Wait for P-body to stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. ~~Shot~~ one [[portal]] close to the P-body, ~~shot~~ second close to the [[Pedestal Button]]. Wait for P-body to press the [[Pedestal Button]]. ~~Move towards exit~~.

Wait for P-body to stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Shoot one [[portal]] close to the P-body, and shoot the second close to the [[Pedestal Button]]. Wait for P-body to press the [[Pedestal Button]]. Repeat the 7th part if needed.

}}

|

| style="vertical-align: top;" | {{VisibleAnchor|7th02}}

|-

| {{Combined style}} | [[Atlas]] and [[P-body]]

| {{Spoiler|block=yes|

Move towards the exit.

}}

|

| style="vertical-align: top;" | {{VisibleAnchor|7th03}}

|-

| {{GLaDOS's style}} | [[GLaDOS]]

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|

| style="vertical-align: top;" | {{VisibleAnchor|~~7th03~~}}

| style="vertical-align: top;" | {{VisibleAnchor|7th04}}

|-

| {{GLaDOS's style}} | [[GLaDOS]]

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|

| style="vertical-align: top;" | {{VisibleAnchor|~~7th04~~}}

| style="vertical-align: top;" | {{VisibleAnchor|7th05}}

|}

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==== Best time ====

==== Fewest portals ====

== Notes ==

* {{spoiler|In the 6th room, [[P-body]] can bring the [[cube]] over [[Goo]] and bypass the [[Material Emancipation Grill]] alone.}}

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|height=108

|lines=1

|File:Mp coop start0002.jpg|alt1=Atlas ~~have to~~ choose an animal.|[[Atlas]] ~~have to~~ choose an animal.

|File:Mp coop start0002.jpg|alt1=Atlas must choose an animal.|[[Atlas]] must choose an animal.

|File:Mp coop start0003.jpg|alt2=|

|File:Mp coop start0003.jpg|alt2=In this screenshot, the fox is chosen.|In this screenshot, the fox is chosen.

|File:Mp coop start0004.jpg|alt3=|

|File:Mp coop start0006.jpg|alt4=|

|File:Mp coop start0006.jpg|alt4=P-Body must choose an element.|[[P-Body]] must choose an element.

|File:Mp coop start0008.jpg|alt5=|

|File:Mp coop start0008.jpg|alt5=In this screenshot, Gold (Ag) is chosen.|In this screenshot, Gold (Ag) is chosen.

|File:Mp coop start0009.jpg|alt6=|

}}

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|height=108

|lines=1

|File:Mp coop start0012.jpg|alt7=|1st rooms (Atlas's POV).

|File:Mp coop start0012.jpg|alt7=|1st pair of rooms (Atlas's POV).

|File:Mp coop start0015.jpg|alt8=|2nd rooms (Atlas's POV).

|File:Mp coop start0015.jpg|alt8=|2nd pair of rooms (Atlas's POV).

|File:Mp coop start0016.jpg|alt9=|

|File:Mp coop start0017.jpg|alt10=|

|File:Mp coop start0018.jpg|alt11=|3rd rooms (Atlas's POV).

|File:Mp coop start0018.jpg|alt11=|3rd pair of rooms (Atlas's POV).

|File:Mp coop start0019.jpg|alt12=|

|File:Mp coop start0020.jpg|alt13=|4th rooms (Atlas's POV).

|File:Mp coop start0020.jpg|alt13=|4th pair of rooms (Atlas's POV).

|File:Mp coop start0022.jpg|alt14=|

|File:Mp coop start0023.jpg|alt15=|5th rooms (Atlas's POV).

|File:Mp coop start0023.jpg|alt15=|5th pair of rooms (Atlas's POV).

|File:Mp coop start0025.jpg|alt16=|

|File:Mp coop start0028.jpg|alt17=|6th rooms (Atlas's POV).

|File:Mp coop start0028.jpg|alt17=|6th pair of rooms (Atlas's POV).

|File:Mp coop start0031.jpg|alt18=|7th rooms (Atlas's POV).

|File:Mp coop start0031.jpg|alt18=|7th pair of rooms (Atlas's POV).

|File:Mp coop start0032.jpg|alt19=|

|File:Mp coop start0033.jpg|alt20=|

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|File:Mp coop start0101.jpg|alt1=|

|File:Mp coop start0102.jpg|alt2=|

|File:Mp coop start0103.jpg|alt3=|

|File:Mp coop start0103.jpg|alt3=|The baboon is chosen.

|File:Mp coop start0104.jpg|alt4=|

|File:Mp coop start0105.jpg|alt5=|

|File:Mp coop start0106.jpg|alt6=|

|File:Mp coop start0106.jpg|alt6=|Cadmium (Cd) is chosen.

|File:Mp coop start0107.jpg|alt7=|

}}

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}}

==== 1st rooms (P-body's POV) ====

==== 1st pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 2nd rooms (P-body's POV) ====

==== 2nd pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 3rd rooms (P-body's POV) ====

==== 3rd pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 4th rooms (P-body's POV) ====

==== 4th pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 5th rooms (P-body's POV) ====

==== 5th pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 6th rooms (P-body's POV) ====

==== 6th pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

==== 7th rooms (P-body's POV) ====

==== 7th pair of rooms (P-body's POV) ====

{{Spoiler|

{{Gallery

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}}

|block=yes

}}

== Achievements ==

=== High Five ===

{{Show achievement|Portal 2|High Five|Story-related

| {{spoiler|Simply complete the calibration course in [[co-op]] to get this achievement.}}

}}

=== Professor Portal ===

{{Show achievement|Portal 2|Professor Portal|N/A

| {{spoiler|Find random partners online, and immediately leave the game if you do not see the opening film. When you find a beginner, exit the game, friend them, and invite them. This will take a long time depending on how lucky you are. Alternatively, this achievement can be very easy if you already have friends on Steam who have ''Portal 2'', but haven't done co-op mode yet.}}

}}

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== Trivia ==

* Players can use the console command [[say]] while ~~the movie~~ is playing...

* Players can use the console command {{code|say}} while a full-motion video is playing, which includes being able to use text chat without the developer console (default key: T).

@@ Line 1: / Line 1: @@
+{{Needimage}}
 {{Chamber infobox
    | title      = Calibration Course
-   | map        = mp_coop_start.bsp{{cite}}<br />mp_coop_lobby_3.bsp
+   | map        = mp_coop_start.bsp
-   | screenshot = Portal 2 Co-op Calibration Course.png
+   | screenshot = Mp coop start0102.jpg
    | icon1      = water hazard on
    | icon2      = player button on
@@ Line 16: / Line 17: @@
    | noprogress = Yes
 }}
-Most beginners (or players who made a [[Cooperative_Testing_Initiative#Reset_progress|reset]] recently) start from ''[[Portal 2 Co-op Calibration Course|Calibration Course]]'' - the first [[Test Chamber]] during [[Portal 2]]'s [[Cooperative Testing Initiative]]. Its purpose is to teach player the basics of Cooperative testing, like the [[Ping Tool]], thinking with four [[portal]]s, etc.
+Most beginners (or players who made a [[Cooperative_Testing_Initiative#Reset_progress|reset]] recently) start from {{:Cooperative Testing Initiative/Calibration Course/link with introduction}} Its purpose is to teach player the basics of Cooperative testing, like the [[Ping Tool]], thinking with four [[portals|portal]]s, etc.
 == Mechanics ==
-* [[Portal]]ble surfaces
+* [[Door]]s.
-* 3 [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button]]s
+* [[Portals|Portal]]ble surfaces.
-* 3 [[Heavy Duty Super-Colliding Super Button#Weighted Storage Cube Receptacle|Weighted Storage Cube Receptacle]]s
+* 3 [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button]]s.
-* 3 [[Vital Apparatus Vent]]s
+* 3 [[Heavy Duty Super-Colliding Super Button#Weighted Storage Cube Receptacle|Weighted Storage Cube Receptacle]]s.
-* 4 [[Pedestal Button]]s
+* 3 [[Vital Apparatus Vent]]s.
-* 11 or 12 [[Material Emancipation Grill]]s
+* 4 [[Pedestal Button]]s.
-* Collapsed [[panel]]s{{spoiler| which form a surface after activating the Pedestal Button}}
+* 13 or 14 [[Material Emancipation Grill]]s...
+* Collapsed [[panel]]s which form doors and floors.
 == Hazards ==
-* [[Goo]]
+* Being crushed by the [[door]].
+* [[Goo]].
+{{clear}}
 == Walkthroughs ==
@@ Line 127: / Line 131: @@
 {{Voice line|GLaDOS|mp_coop_startdeath01}} when someone<!--tested with [[P-body]]--> dies to the [[Goo]] 2nd time.<br />
 {{Voice line|GLaDOS|mp_coop_startdeath02}} when someone dies to the [[Goo]] 3rd time.<br />
-{{Voice line|GLaDOS|mp_coop_startdeath03}} when someone dies to the [[Goo]] 4th time.
+{{Voice line|GLaDOS|mp_coop_startdeath03}} when someone dies to the [[Goo]] 4th time.<br />
+{{Voice line|GLaDOS|mp_coop_pingtool02}} when pinging to request a portal from GLaDOS on a non-white surface.
 }}
 | Optional
 |
 | style="vertical-align: top;" | {{VisibleAnchor|1st03}}
 |-
@@ Line 145: / Line 152: @@
 }}
 | Always
-| The exact order may vary from time to time.
+| The exact order will vary depending on who is faster.
 | style="vertical-align: top;" | {{VisibleAnchor|1st04}}
 |-
@@ Line 200: / Line 207: @@
 | {{Atlas's style}} | [[Atlas]]
 | {{Spoiler|block=yes|
-Reach the top level with two [[portal]]s then wait for P-body to place two portals for you.
+Reach the top level with two [[portal]]s, then wait for P-body to place two portals for you.
 }}
 |
@@ Line 216: / Line 223: @@
 | {{P-body's style}} | [[P-body]]
 | {{Spoiler|block=yes|
-Wait for the Atlas to reach the top level then place two [[portal]]s so that Atlas can overcome the transparent wall.
+Wait for the Atlas to reach the top level, then place two [[portal]]s so that Atlas can overcome the transparent wall.
 }}
 |
@@ Line 224: / Line 231: @@
 | {{Combined style}} | [[Atlas]] and [[P-body]]
 | {{Spoiler|block=yes|
-Summon a [[cube]] from [[Vital Apparatus Vent]] by pressing [[Pedestal Button]] then place the cube on [[Weighted Storage Cube Receptacle|the red square button]]. Wait for other if needed.
+Summon a [[cube]] from [[Vital Apparatus Vent]] by pressing [[Pedestal Button]], then place the cube on [[Weighted Storage Cube Receptacle|the red square button]]. Wait for your partner if needed.
 }}
 |
@@ Line 249: / Line 256: @@
 | {{P-body's style}} | [[P-body]]
 | {{Spoiler|block=yes|
-Grab the [[cube]] by using it ({{Key|E}}  [[Default keybinds|by default]]). Move with the [[cube]] to the window on the right, where the cube won't disintegrate. Release the [[cube]] on Atlas's side. Move via [[Material Emancipation Grill]] without a cube toward [[Weighted Storage Cube Receptacle|the red square button]]. Wait for other if needed.
+Grab the [[cube]] by using it ({{Key|E}}  [[Default keybinds|by default]]). Move with the [[cube]] to the window on the right, where the cube won't disintegrate. Release the [[cube]] on Atlas's side. Move via [[Material Emancipation Grill]] without a cube toward [[Weighted Storage Cube Receptacle|the red square button]]. Wait for your partner if needed.
 }}
 |
@@ Line 257: / Line 264: @@
 | {{Atlas's style}} | [[Atlas]]
 | {{Spoiler|block=yes|
-Wait for a [[cube]] from the other side then grab it by using it ({{Key|E}} [[Default keybinds|by default]]). Bring it to next window with [[Weighted Storage Cube Receptacle|the red square button]]. Release the [[cube]] on P-body's side. Move to the exit if everything worked out, otherwise [[#6th01|repeat]].
+Wait for a [[cube]] from the other side, then grab it by using it ({{Key|E}} [[Default keybinds|by default]]). Bring it to the next window with [[Weighted Storage Cube Receptacle|the red square button]]. Release the [[cube]] on P-body's side. Move to the exit if everything worked out, otherwise [[#6th01|repeat]].
 }}
 |
@@ Line 273: / Line 280: @@
 | {{P-body's style}} | [[P-body]]
 | {{Spoiler|block=yes|
-Move to the right after entering the room and stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Wait for Atlas to place one [[portal]] close to you and other close to the [[Pedestal Button]]. Move towards [[Pedestal Button]] and press it. Move towards exit.
+Move to the right after entering the room and stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Wait for Atlas to place one [[portal]] close to you and other close to the [[Pedestal Button]]. Move towards [[Pedestal Button]] and press it. Move towards the exit.
 }}
 |
@@ Line 281: / Line 288: @@
 | {{Atlas's style}} | [[Atlas]]
 | {{Spoiler|block=yes|
-Wait for P-body to stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Shot one [[portal]] close to the P-body, shot second close to the [[Pedestal Button]]. Wait for P-body to press the [[Pedestal Button]]. Move towards exit.
+Wait for P-body to stand on [[1500 Megawatt Aperture Science Heavy Duty Super-Colliding Super Button|the red round button]]. Shoot one [[portal]] close to the P-body, and shoot the second close to the [[Pedestal Button]]. Wait for P-body to press the [[Pedestal Button]]. Repeat the 7th part if needed.
 }}
 |
 |
 | style="vertical-align: top;" | {{VisibleAnchor|7th02}}
+|-
+| {{Combined style}} | [[Atlas]] and [[P-body]]
+| {{Spoiler|block=yes|
+Move towards the exit.
+}}
+|
+|
+| style="vertical-align: top;" | {{VisibleAnchor|7th03}}
 |-
 | {{GLaDOS's style}} | [[GLaDOS]]
@@ Line 294: / Line 309: @@
 |
 |
-| style="vertical-align: top;" | {{VisibleAnchor|7th03}}
+| style="vertical-align: top;" | {{VisibleAnchor|7th04}}
 |-
 | {{GLaDOS's style}} | [[GLaDOS]]
@@ Line 304: / Line 319: @@
 |
 |
-| style="vertical-align: top;" | {{VisibleAnchor|7th04}}
+| style="vertical-align: top;" | {{VisibleAnchor|7th05}}
 |}
@@ Line 310: / Line 325: @@
 ==== Best time ====
 ==== Fewest portals ====
 == Notes ==
 * {{spoiler|In the 6th room, [[P-body]] can bring the [[cube]] over [[Goo]] and bypass the [[Material Emancipation Grill]] alone.}}
@@ Line 321: / Line 337: @@
 |height=108
 |lines=1
-|File:Mp coop start0002.jpg|alt1=Atlas have to choose an animal.|[[Atlas]] have to choose an animal.
+|File:Mp coop start0002.jpg|alt1=Atlas must choose an animal.|[[Atlas]] must choose an animal.
-|File:Mp coop start0003.jpg|alt2=|
+|File:Mp coop start0003.jpg|alt2=In this screenshot, the fox is chosen.|In this screenshot, the fox is chosen.
 |File:Mp coop start0004.jpg|alt3=|
-|File:Mp coop start0006.jpg|alt4=|
+|File:Mp coop start0006.jpg|alt4=P-Body must choose an element.|[[P-Body]] must choose an element.
-|File:Mp coop start0008.jpg|alt5=|
+|File:Mp coop start0008.jpg|alt5=In this screenshot, Gold (Ag) is chosen.|In this screenshot, Gold (Ag) is chosen.
 |File:Mp coop start0009.jpg|alt6=|
 }}
@@ Line 337: / Line 353: @@
 |height=108
 |lines=1
-|File:Mp coop start0012.jpg|alt7=|1st rooms (Atlas's POV).
+|File:Mp coop start0012.jpg|alt7=|1st pair of rooms (Atlas's POV).
-|File:Mp coop start0015.jpg|alt8=|2nd rooms (Atlas's POV).
+|File:Mp coop start0015.jpg|alt8=|2nd pair of rooms (Atlas's POV).
 |File:Mp coop start0016.jpg|alt9=|
 |File:Mp coop start0017.jpg|alt10=|
-|File:Mp coop start0018.jpg|alt11=|3rd rooms (Atlas's POV).
+|File:Mp coop start0018.jpg|alt11=|3rd pair of rooms (Atlas's POV).
 |File:Mp coop start0019.jpg|alt12=|
-|File:Mp coop start0020.jpg|alt13=|4th rooms (Atlas's POV).
+|File:Mp coop start0020.jpg|alt13=|4th pair of rooms (Atlas's POV).
 |File:Mp coop start0022.jpg|alt14=|
-|File:Mp coop start0023.jpg|alt15=|5th rooms (Atlas's POV).
+|File:Mp coop start0023.jpg|alt15=|5th pair of rooms (Atlas's POV).
 |File:Mp coop start0025.jpg|alt16=|
-|File:Mp coop start0028.jpg|alt17=|6th rooms (Atlas's POV).
+|File:Mp coop start0028.jpg|alt17=|6th pair of rooms (Atlas's POV).
-|File:Mp coop start0031.jpg|alt18=|7th rooms (Atlas's POV).
+|File:Mp coop start0031.jpg|alt18=|7th pair of rooms (Atlas's POV).
 |File:Mp coop start0032.jpg|alt19=|
 |File:Mp coop start0033.jpg|alt20=|
@@ Line 366: / Line 382: @@
 |File:Mp coop start0101.jpg|alt1=|
 |File:Mp coop start0102.jpg|alt2=|
-|File:Mp coop start0103.jpg|alt3=|
+|File:Mp coop start0103.jpg|alt3=|The baboon is chosen.
 |File:Mp coop start0104.jpg|alt4=|
 |File:Mp coop start0105.jpg|alt5=|
-|File:Mp coop start0106.jpg|alt6=|
+|File:Mp coop start0106.jpg|alt6=|Cadmium (Cd) is chosen.
 |File:Mp coop start0107.jpg|alt7=|
 }}
@@ Line 375: / Line 391: @@
 }}
-==== 1st rooms (P-body's POV) ====
+==== 1st pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 387: / Line 403: @@
 }}
-==== 2nd rooms (P-body's POV) ====
+==== 2nd pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 398: / Line 414: @@
 }}
-==== 3rd rooms (P-body's POV) ====
+==== 3rd pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 410: / Line 426: @@
 }}
-==== 4th rooms (P-body's POV) ====
+==== 4th pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 421: / Line 437: @@
 }}
-==== 5th rooms (P-body's POV) ====
+==== 5th pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 432: / Line 448: @@
 }}
-==== 6th rooms (P-body's POV) ====
+==== 6th pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 449: / Line 465: @@
 }}
-==== 7th rooms (P-body's POV) ====
+==== 7th pair of rooms (P-body's POV) ====
 {{Spoiler|
 {{Gallery
@@ Line 464: / Line 480: @@
 }}
 |block=yes
+}}
+== Achievements ==
+=== High Five ===
+{{Show achievement|Portal 2|High Five|Story-related
+| {{spoiler|Simply complete the calibration course in [[co-op]] to get this achievement.}}
+}}
+=== Professor Portal ===
+{{Show achievement|Portal 2|Professor Portal|N/A
+| {{spoiler|Find random partners online, and immediately leave the game if you do not see the opening film. When you find a beginner, exit the game, friend them, and invite them. This will take a long time depending on how lucky you are. Alternatively, this achievement can be very easy if you already have friends on Steam who have ''Portal 2'', but haven't done co-op mode yet.}}
 }}
@@ Line 470: / Line 497: @@
 == Trivia ==
-* Players can use the console command [[say]] while the movie is playing...
+* Players can use the console command {{code|say}} while a full-motion video is playing, which includes being able to use text chat without the developer console (default key: T).
 == [[GLaDOS]]' voice lines ==
@@ Line 476: / Line 503: @@
 * {{Voice line|GLaDOS|botcoop_intro15}}{{cite}}
 * {{Voice line|GLaDOS|botcoop_intro16}}{{cite}}
-* {{Voice line|GLaDOS|mp_coop_pingtool02}}{{cite}}
 * {{Voice line|GLaDOS|mp_coop_pingtool03}}{{cite}}
 * {{Voice line|GLaDOS|coop_get_gun10}}{{cite}}
@@ Line 487: / Line 513: @@
 <references/>
-{{Needimage}}
+== External links ==
+# [https://wiki.portal2.sr/Calibration https://wiki.portal2.sr/Calibration]
 [[Category:Portal 2 Co-op chambers]]