Portal is a first-person puzzle game. Players must solve physical challenges by opening portals to manoeuvre objects, and themselves, through the enigmatic Aperture Science Laboratories.
This mod is based around the theme of using the same test chamber, but in different and more challenging ways.
Chell's Legend is a Portal mod that I started about a year ago and has since evolved to something much greater. Gameplay is a mix between Portal, Hl2...
This Mod is about time travel (or chronoportation). While travelling in time, one can create different kind of anachronisms, paradoxes, etc. For instance...