01Achievements
Every Batman: Arkham Asylum achievement, ordered by how few players in the world have unlocked it.
17 of 47 entries
Mystery SolverSolve 40% of Riddler challenges24.3%Uncommon
Bigger BangDeliver an explosive knock out blow to the Joker (Normal difficulty)29.2%Uncommon
Big BangDeliver an explosive knock out blow to the Joker (Easy difficulty)33.4%Uncommon
Poisoned IvyDefeat the giant Titan Ivy plant34.2%Uncommon
Freak Show RodeoRide a Titan henchman and knock down 5 thugs (any play mode)34.3%Uncommon
Crocodile TearsVenture into Killer Croc's lair and come out alive35.4%Uncommon
Resist The FearConquer the effects of the Scarecrow's fear gas35.8%Uncommon
Lateral ThinkerSolve 25% of Riddler challenges35.8%Uncommon
Double TroubleDefeat two Titan Henchmen at once37.8%Uncommon
Freeflow Combo 20Complete a combo of 20 moves (any play mode)38.1%Uncommon
Solitary ConfinementCapture and lock up Harley Quinn39.6%Uncommon
Zsasz Cut Down To SizeSave Dr. Young from being killed by Victor Zsasz41.5%Uncommon
Recurring NightmareFace your biggest fears and keep your sanity41.8%Uncommon
Breaking And EnteringGain access to Administration after it is locked down by the Joker44.9%Uncommon
Cryptic InvestigatorSolve 10% of Riddler challenges46.3%Uncommon
Baneful PaybackDefeat Bane48.2%Uncommon
DaydreamerSurvive the nightmare of the Scarecrow's fear gas49.6%Uncommon
Data from Steam — Steam Web API Terms of Use. Last updated .