Key Bum - Item Cheat Sheet, ID, & Description | Binding of Isaac Wiki

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Item: Key Bum

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Description	Spawns a portable key master that follows Isaac and collects keys, giving random chests in return.
Quote	He wants your keys!
Item ID	388
Icon	Key Bum
Category	Possive Collectible
DLC Required	Afterbirth

Item ID: 462
Icon: Eye of Belial
Description: Grants piercing tears. After piercing one enemy, tears start homing and deal double damage.

Item ID: 26
Icon: Rotten Meat
Description: Adds one heart container.

Item ID: 71
Icon: Mini Mush
Description: Increases Speed and Shot Height and decreases Isaac's size, but lowers Range.

Item ID: 139
Icon: Mom's Purse
Description: Allows Isaac to hold 1 additional trinket.

Item ID: 356
Icon: Car Battery
Description: Causes Isaac's activated item to activate twice on each use.

Item ID: 120
Icon: Odd Mushroom
Description: +1.7 tears, +0.3 speed, reduces damage.

Item ID: 270
Icon: Leech
Description: Spawns a friendly familiar leech on the ground that hunts down enemies and heals you for half a heart each time it eats one.

Item ID: 91
Icon: Spelunker Hat
Description: Reveals type of adjacent rooms, including location for secret rooms and super secret rooms.

Item ID: 200
Icon: Mom's Eyeshadow
Description: Tears have a chance to charm enemies.

Mom's Eyeshadow

Item ID: 524
Icon: Technology Zero
Description: Connects Isaac's tears with electricity that can damage enemies.

Technology Zero

Item ID: 239
Icon: Key Piece 2
Description: Combined with Key Piece 1, unlocks the golden gate in the starting room of The Chest and Dark Room to fight Mega Satan.

Item ID: 518
Icon: Buddy in a Box
Description: Grants a familiar with a random tear effect. The familiar is randomized at the start of each floor.

Item ID: 210
Icon: Gnawed Leaf
Description: After standing still and not shooting for a short time, Isaac turns invincible until he moves or shoots.

Item ID: 361
Icon: Fate's Reward
Description: A blue head familiar that will follow Isaac and fire tears copying his tear effects and damage.

Item ID: 390
Icon: Seraphim
Description: An angel familiar which follows Isaac and fires homing tears which deal 10 damage at -25% shot speed and a reduced fire rate.

Item ID: 365
Icon: Lost Fly
Description: A familiar fly that moves in a straight line and attaches itself to the first obstacle or wall it comes into contact with in each room. If any enemies walk into its path, it will deal 7 contact damage per tick. If the obstacle it is attached to is destroyed then it will continue rolling in the direction it was previously travelling until it meets another wall or obstacle.

Item ID: 514
Icon: Broken Modem
Description: Enemies, enemy shots, tears, and pickups will briefly freeze in place at random intervals.

Item ID: 503
Icon: Little Horn
Description: Adds a chance to fire a piercing tear that instantly kills any enemy that it touches.

Item ID: 108
Icon: The Wafer
Description: All sources of damage that would cause more than one half heart of damage are reduced to one half heart instead.

Item ID: 399
Icon: Maw of the Void
Description: +1.0 Damage Up. After continuously firing tears for 2.5 seconds, a red cross appears on Isaac's head that, upon releasing the fire button, creates a black ring that rapidly deals damage equal to Isaac's tear damage to any enemies in contact with it.

Maw of the Void

Item ID: 195
Icon: Mom's Coin Purse
Description: Spawns 4 random pills around Isaac.

Mom's Coin Purse

Item ID: 529
Icon: Pop!
Description: Replaces Isaac's tears with eyeballs that can bounce off of each other. The eyeballs are not limited by range, and will instead dissipate when they stop moving or when hitting an enemy or obstacle.

Item ID: 9
Icon: Skatole
Description: All types of fly except Boom Fly and Red Boom Fly become passive and slowly move towards Isaac. Does not prevent contact damage.

Item ID: 188
Icon: Abel
Description: A familiar that mirrors the player's movements and shoots in the opposite direction.

Item ID: 501
Icon: Greed's Gullet
Description: Grants a heart container for every 25 coins Isaac has.

Item ID: 412
Icon: Cambion Conception
Description: After taking damage a certain amount of times, a permanent demonic familiar spawns.

Cambion Conception

Item ID: 401
Icon: Explosivo
Description: Isaac's tears have a chance to stick to enemies and explode.

Item ID: 416
Icon: Deep Pockets
Description: Allows Isaac to carry two cards or pills (or a combination of both) at the same time.

Item ID: 23
Icon: Dinner
Description: Adds 1 heart container.

Item ID: 452
Icon: Varicose Veins
Description: Taking damage releases a ring of 10 high damage tears.