Portal 2
Xbox 360 · backward compatible
SortLocked / Unlocked
Portal 2
- Achievements
- 50
- Gamerscore
- 1,000G
- Prestige Score
- 1,000P50 without Xbox rarity
Perform 2 aerial gestures before touching the ground in co-op
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityTaunt GLaDOS in front of a camera in each of the five co-op courses
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityComplete all test chambers in the Hard-Light Surfaces co-op course
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityComplete the first Hard Light Bridge test
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityDance in front of a turret blocked by a hard light bridge in co-op
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityComplete all test chambers in the Mass and Velocity co-op course
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityExamine all the vitrified test chamber doors
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityPlace a cube on a button without touching the cube
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityDo the same test twice
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityDrop your co-op partner in goo while they are gesturing by removing the bridge under them
25 Gamerscore, 25 Prestige Score, without Xbox rarityNo rarityFind the hidden signal in one of the Rat Man's dens
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityEnter 4 different portals without touching the ground in co-op
25 Gamerscore, 25 Prestige Score, without Xbox rarityNo rarityWhile playing co-op, hug 3 different people on your friends list
50 Gamerscore, 50 Prestige Score, without Xbox rarityNo rarityPerform all 8 gestures of your own volition in co-op
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityTake GLaDOS' escape advice
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityCelebrate your cooperative calibration success
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityNever lose a cube in Chamber 6 of the Mass and Velocity co-op course
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityThat just happened
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityPlace a portal under your co-op partner while they are gesturing
25 Gamerscore, 25 Prestige Score, without Xbox rarityNo raritySave a turret from redemption
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityComplete all test chambers in the Excursion Funnels co-op course
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityComplete Test Chamber 10 in 70 seconds
30 Gamerscore, 30 Prestige Score, without Xbox rarityNo rarityFind the hidden companion cube in co-op test chamber
25 Gamerscore, 25 Prestige Score, without Xbox rarityNo rarityShow that pit who's boss
30 Gamerscore, 30 Prestige Score, without Xbox rarityNo rarityComplete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityFind a hidden portrait
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityBreak the rules in Test Chamber 07
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityAfter completing co-op, complete Calibration Course online with a friend who hasn’t played before
75 Gamerscore, 75 Prestige Score, without Xbox rarityNo rarityUse an Aerial Faith Plate to launch a turret
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityWin 3 co-op games of rock-paper-scissors in a row
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityMake a break for it
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityStand in a defective turret detector
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityCatch a blue-painted box before it touches the ground
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo rarityDiscover the missing experiment
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityBreak 11 test chamber monitors
75 Gamerscore, 75 Prestige Score, without Xbox rarityNo rarityPress the button!
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityComplete Course 4 with neither you nor your co-op partner dying
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityMaster the Propulsion Gel
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityCarry science forward
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityComplete all test chambers in the Team Building co-op course
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityThis is that part
20 Gamerscore, 20 Prestige Score, without Xbox rarityNo raritySolve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityMaster the Excursion Funnel
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityComplete the first Thermal Discouragement Beam test
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityMaster the Repulsion Gel
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo raritySurvive the manual override
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityComplete the first Conversion Gel test
15 Gamerscore, 15 Prestige Score, without Xbox rarityNo rarityRefuse to solve the first test in Chapter 8
10 Gamerscore, 10 Prestige Score, without Xbox rarityNo rarityReunite with GLaDOS
5 Gamerscore, 5 Prestige Score, without Xbox rarityNo rarityComplete all test chambers in all courses of co-op
100 Gamerscore, 100 Prestige Score, without Xbox rarityNo rarity
