Starts you with 69 coins and makes it so you have to purchase all of your items and pickups.Īll damage does 1 full heart for every floor. Inverts your movement and firing controls.Īll Tarot Cards when picked up are face down so their effect is always unknown.ĭoes what it says on the tin - Sound effects are replaced with fart noises.Īll enemies have a permanent fear effect.Īll enemies have a fear effect which turns on and off every few seconds, causing enemies to run away sometimes. Gives curse of the unknown on every floor. Gives Isaac a Santa hat! (Same effect as 'H0H0 H0H0' - Added in v1.04)Īll enemies have a permanent charm effect and will attack each other if hostile.Įnemies respawn when you leave the room and come back.Īll enemies have a permanent concussion effect, making them walk around the room dazed. Turns every eligible enemy into a champion version. The player sprite is removed and replaced with a brown coloured shadow which is similar to the floor colour. Isaac leaves a trail of poop behind him as he walks.Īll pickups are now covered in a colour similar to the floor, making them harder to see. After 29:45 a timer starts ticking and at 30:00 you will take damage every second.Įndless run, where every floor is the basement! Due to how the item spawning mechanics work, after the item pool is exhausted, every item will become the Breakfast health up item.Īpplies a filter to the game which makes it look like a CRT television screen. Gives you a hard timer of 30 minutes to beat the game. Isaac is completely invisible, however you can still see the light effect surrounding him. Note: Seeds are all 8 characters long and all alphanumeric characters are allowed except the letters I, O, U and V, because they look too much like other characters. This page highlights all the secret seed codes which the developers have added to the game and what each seed does.

Rebirth has over 4 BILLION possible seed combinations, however there are 50+ pre-assigned seeds which have unique effects on the game.

You won't be unable to unlock secrets while playing seeded runs, however they allow you to share the seed with your friend and play the same run together. In The Binding of Isaac: Rebirth, the seed determines every item, enemy, floor layout and room in the run. Isaac Cheat Sheet Secret Seed Codes (Rebirth)

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