Keystone's Library8h total playtime
Get Portal 2
Available on Steam, PlayStation, Xbox.
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Tags and features
#71
of 136 games
8h
Playtime
0%
Of all playtime
0
Sessions
2026
Played since
Portal 2 contributes to Lone Wolf, Adrenaline, and Socializer through solo play, action, co-op play, online co-op.
Lone Wolf
Strong
Solo play, self-reliant, single-player worlds
Adrenaline
Moderate
Fast reflexes, combat, and high-octane action
Socializer
Moderate
Co-op, MMO, guilds, and team play
Discovery
Light
Exploration, open worlds, and uncharted territory
17 of 51 achievements earned
33%complete
17
UNLOCKED
34
LOCKED
33%
COMPLETION
5
RECENT
Recent unlocks
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