Pick up both Key Pieces from the Angels in one runĬomplete It's in the Cards (challenge #14) Obtain three Yes Mother? items in one runĭon't pick up any Hearts for 2 floors in a row Pick up any 2 of the following items in a single run: Bob's Rotten Head, Dead Cat, Cricket's Head, and Tammy's Head ( Any 2 items that have the 'dead' item tag) Make a Super Bandage Girl by picking up 4 copies of Ball of Bandages in one run see Unlocking Super Meat Boy & Super Bandage Girlĭefeat Mom, Mom's Heart, or It Lives! using The Bible

Have 7 or more Red Heart Containers at one time If Isaac has Steam achievements for secrets that haven't been unlocked in-game, they will be unlocked by doing this. Repentance added 234 new secrets, for a total of 637.Īt the stats screen, pressing Alt + F2 will sync unlocks with Steam achievements. Booster Pack #5 added 64 new secrets, for a total of 403. Afterbirth † added 63 new secrets, for a total of 339. Afterbirth added 98 new secrets, for a total of 276. Rebirth has a total of 178 unlockable secrets. If the Debug Console is enabled (unless Mom has been beaten).Playing with any enabled mod (unless Mom has been beaten).During a Daily Challenge, although the achievement associated with this game mode are unaffected.During a Challenge, although the achievement for completing the challenge is unaffected.

Certain cosmetic and difficulty-increasing special seeds will still allow unlocks. Conditions which can disable the ability to unlock achievements include: If Isaac is unable to unlock achievements, a small icon of a crossed-out trophy will be displayed below the Keys counter. In the PC version, every Steam achievement exactly corresponds to one secret in-game, whereas only a handful of secrets are represented by PSN trophies in the Playstation version of the game.

For tips and strategies on completing achievements, see achievement tips.Īchievements are unlocked after completing Challenges, reaching certain milestones, achieving hidden goals, or unlocking certain items.

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