Portal 2

Portal 2

4.7 from 7254 votes

There are a maximum of 50 Portal 2 achievements worth 1,564 (1,000)

69,415 tracked gamers have this game, 9,311 have completed it (13.41%) | 343 want to boost

Achievement Details

Party of Three in Portal 2

Party of Three45 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. Find the hidden companion cube in co-op test chamber

Achievement Guide for Party of Three

112,562 (73,487)
Achievement won on 20 Apr 11
TA Score for this game: 1,564
Posted on 20 April 11 at 06:44, Edited on 21 November 11 at 23:48
This solution has 79 positive votes and 6 negative votes. Please log in to vote.
This is found on Excursion Funnels: Chamber 9 in co-op mode.

Easily done split screen with two controllers but way more fun with a partner.

Not my video props to the guy who made it.
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