01Achievements
Every Portal 2 achievement, ordered by how few players in the world have unlocked it.
14 of 51 entries
Final TransmissionFind the hidden signal in one of the Rat Man's dens5.4%Rare
Narbacular DropPlace a portal under your co-op partner while they are gesturing5.8%Rare
Professor PortalAfter completing co-op, complete Calibration Course online with a friend who hasn’t played before5.9%Rare
You Made Your PointRefuse to solve the first test in Chapter 86.5%Rare
Four Ring CircusEnter 4 different portals without touching the ground in co-op6.8%Rare
Schrodinger's CatchCatch a blue-painted box before it touches the ground6.9%Rare
Door PrizeExamine all the vitrified test chamber doors7.2%Rare
Pit BossShow that pit who's boss7.9%Rare
PturretdactylUse an Aerial Faith Plate to launch a turret8.7%Rare
Asking for TroubleTaunt GLaDOS in front of a camera in each of the five co-op courses8.9%Rare
Can't Touch ThisDance in front of a turret blocked by a hard light bridge in co-op9.8%Rare
Rock Portal ScissorsWin 3 co-op games of rock-paper-scissors in a row9.8%Rare
Ship OverboardDiscover the missing experiment10.7%Rare
Portrait of a LadyFind a hidden portrait11.6%Rare
Data from Steam — Steam Web API Terms of Use. Last updated .