Unused content

Hi. I'm Mel.

Much like any video game, the Portal series contains a large amount of unused content that was cut from development due to a series of reasons. Below is a list of items and other unique mechanics that were unfortunate enough to be put on the chopping block.

Portal 2

See also: Portal 2

Characters

• Mel
• Greg

Mechanics

Name	Notes
Pneumatic Diversity Vent	This type of mechanic was first introduced in a demo of the same name, displaying its abilities to pull objects at a high force. This mechanic was cut from the game during the later stages for unknown reasons.
Sticky Gel	This mechanic was mentioned to allow players to stick to to wherever the gel was placed. It was cut from the game when play-testers complained of motion sickness.

Objects

• 

  Edgeless Safety Cube alternative

• 

  Edgeless Safety Cube alternative