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DRFs Introduction to Portal 2Collection by Gul'aha
A collection of fairly simple levels to introduce people to portal mechanics in a short amount of time. All levels include a chance of death or dismemberment so as to achieve clear testing results. Do your part for science and click subscribe!* *Cl...
MIneWorldCollection by Solevant_Gecko
Mine WorldCollection by Solevant_Gecko
Simplicity ScienceCollection by Lawliet
Can you solve these simple test chambers?
Secondary FireCollection by RubyCarbuncle ≠SG-1≠
Secondary Fire is a Work in Progress mappack that has been heavily inspired by the mod Blue Portals for the original Portal and forces the player to only use the Orange Portal to get around. This mappack will include new Fizzler test elements as well as e...
redCollection by akrepa2010
hazrdous rooms 1-3Collection by winggar
play all three of my hazardous rooms. WARNING be ready to get irritated by my creations and remember do them in ORDER of 1,2,3 Have Fun!
[MG] All you can testCollection by Atha Heartless Angel
My collection consists in six test chamber, ordered by the difficulty. Each of the tests may be complex and are composed of several objects that must be reused to complete the puzzle. Be patient and look all the aspect of each chamber to understand what...
Vbenyamin's Logics TestsCollection by Divided By Zero
The Series: I present you a series of tests in the order of growing difficulty. In a centre directed by mad men. (And women of course). I'm a young man of fifteen/sxiteen years, I played to Portal 2 for 2 months and I've played to Portal 1, but I've lo...