Boss (Item Pool)

From Binding of Isaac: Rebirth Wiki
Jump to: navigation, search


The Boss Pool is the pool of items that are dropped by bosses and can be found in the Boss Challenge Room.

Name ID Icon Weight Description
The Belt 5.100.28 The Belt 1 Increases speed by 0.3.
Blood Clot 5.100.254 Blood Clot 1 Tears fired from the left eye have +1 flat damage, +5 range, and +0.5 tear height.
Blue Cap 5.100.342 Blue Cap 1 Removed in Repentance Gives one full Red Heart container, +0.7 tears and -0.16 shot speed.

Added in Repentance Gives one Red Heart container, 2 Hearts of health, +0.7 tears and -0.16 shot speed.

Box 5.100.198 Box 1 Spawns various pickups: 1 coin, 1 key, 1 bomb, 1 Red Heart, 1 card/rune, 1 pill and 1 trinket.
Breakfast 5.100.25 Breakfast 1 Grants Isaac one full Red Heart container.
Caffeine Pill 5.100.340 Caffeine Pill 1 Grants +0.3 speed, reduces character size and gives a random pill.
Cat-O-Nine-Tails 5.100.165 Cat-O-Nine-Tails 1 +1 damage, +0.23 shot speed.
Dessert 5.100.24 Dessert 1 Grants one full Red Heart container.
Dinner 5.100.23 Dinner 1 Grants one full Red Heart container. Added in Repentance and 1 extra heart of health.
Experimental Treatment 5.100.240 Experimental Treatment 1 Randomly increases and decreases some of the character's stats.
Growth Hormones 5.100.70 Growth Hormones 1 +1 damage, +0.4 speed.
Jesus Juice 5.100.197 Jesus Juice 1 +0.5 damage, +0.25 range, +0.5 tear height.
Latch Key 5.100.343 Latch Key 1 Grants 1 Soul Heart and +1 luck. Spawns 2 Keys.
Little C.H.A.D. 5.100.96 Little C.H.A.D. 1 Spawns a familiar who drops a Half Red Heart every 3 rooms.
Lunch 5.100.22 Lunch 1 Grants one full Red Heart container. Added in Repentance Heals 1 extra heart of health.
MEAT! 5.100.193 MEAT! 1 Grants one full Red Heart container, +0.3 damage.
Magic 8 Ball 5.100.194 Magic 8 Ball 1 +0.16 shot speed, spawns a random tarot card.
Magic Scab 5.100.253 Magic Scab 1 Grants one full Red Heart container, +1 luck.
Match Book 5.100.344 Match Book 1 Grants Isaac one Black Heart, Spawns two or three Bombs.
Mom's Coin Purse 5.100.195 Mom's Coin Purse 1 Spawns 4 random pills near Isaac.
Mom's Heels 5.100.30 Mom's Heels 1 +5.25 range, +0.5 tear height. Added in Repentance Enemies that touch Isaac take 12 damage.
Mom's Lipstick 5.100.31 Mom's Lipstick 1 +5.25 range, +0.5 tear height. Added in Repentance Spawns one random heart.
Mom's Underwear 5.100.29 Mom's Underwear 1 +5.25 range, +0.5 tear height. Added in Repentance Spawns 3-6 Blue Flies on pickup.
Old Bandage 5.100.219 Old Bandage 1 Grants an empty Red Heart container. Adds a chance of dropping a Red Heart after taking damage.
Pageant Boy 5.100.141 Pageant Boy 1 Spawns seven random coins around Isaac.
Pentagram 5.100.51 Pentagram 1 +1 damage, increases Devil Room / Angel Room chance by 10%.
Placenta 5.100.218 Placenta 1 Grants one full Red Heart container, and a chance to regenerate a Half Red Heart of health every minute of gameplay.
Roid Rage 5.100.14 Roid Rage 1 +0.6 speed, +5.25 range, +0.5 tear height.
Rotten Meat 5.100.26 Rotten Meat 1 Adds one full Red Heart container.
Safety Pin 5.100.339 Safety Pin 1 Grants one Black Heart, +5.25 range, +0.5 tear height, +0.16 shot speed.
Screw 5.100.255 Screw 1 +0.5 tears, +0.2 shot speed.
A Snack 5.100.346 A Snack 1 Removed in Repentance Gives one full Red Heart container.

Added in Repentance Gives one Heart container and heals 2 hearts of health.

Speed Ball 5.100.143 Speed Ball 1 +0.3 speed, +0.2 shot speed.
Squeezy 5.100.196 Squeezy 1 Increases tears by 0.4, spawns 2 Soul Hearts.
Stem Cells 5.100.176 Stem Cells 1 Grants one full Red Heart container and +0.16 shot speed.
Super Bandage 5.100.92 Super Bandage 1 Grants one full Red Heart container and 2 Soul Hearts.
Synthoil 5.100.345 Synthoil 1 +1 damage, +5.25 range, +0.5 tear height.
Toothpicks 5.100.183 Toothpicks 1 +0.7 tears, +0.16 shot speed.
Torn Photo 5.100.341 Torn Photo 1 +0.7 tears, +0.16 shot speed.
Wire Coat Hanger 5.100.32 Wire Coat Hanger 1 Increases tears by 0.7.
Wooden Spoon 5.100.27 Wooden Spoon 1 Increases speed by 0.3.
Removed in Repentance <3 5.100.15 <3 1 Grants Isaac one Red Heart container and fully restores Isaac's health.
Removed in Repentance The Halo 5.100.101 The Halo 1 Grants one full Red Heart container, +0.3 damage, +0.2 tears, +0.25 range, +0.3 speed, and +0.5 tear height.
Removed in Repentance Little Steven 5.100.100 Little Steven 1 Spawns a familiar who follows Isaac around and fires homing tears.
Removed in Repentance Magic Mushroom 5.100.12 Magic Mushroom 1 Makes Isaac bigger. Adds one Red Heart container, +0.3 damage, x1.5 damage multiplier, +5.25 range, and +0.3 speed. Restores all health on pickup.
Added in Afterbirth Binky 5.100.438 Binky 1 Grants one Soul Heart, +0.75 tears and decreases Isaac's size.
Added in Afterbirth Crack Jacks 5.100.354 Crack Jacks 1 Grants one full Red Heart container and drops a random trinket.
Added in Afterbirth Mom's Pearls 5.100.355 Mom's Pearls 1 +1.25 range, +0.5 tear height, +1 luck.
Added in Afterbirth Mr. Dolly 5.100.370 Mr. Dolly 1 +0.7 tears, +5.25 range, +0.5 tear height, spawns 3 random types of Hearts on the floor when picked up.
Added in Afterbirth PJs 5.100.428 PJs 1 Grants 4 Soul Hearts and fully restores Isaac's health.
Added in Afterbirth † Dad's Lost Coin 5.100.455 Dad's Lost Coin 1 +1.5 range, Drops a Lucky Penny.
Added in Afterbirth † Divorce Papers 5.100.547 Divorce Papers 1 Grants one Bone Heart, +0.7 tears, spawns a Mysterious Paper.
Added in Afterbirth † Marbles 5.100.538 Marbles 1 Spawns 3 random trinkets, 5% chance to swallow held trinket after taking damage, gaining its effect permanently.
Added in Afterbirth † Marrow 5.100.541 Marrow 1 Grants one bone heart and spawns three red heart pickups.
Added in Afterbirth † Moldy Bread 5.100.456 Moldy Bread 1 Grants one full Red Heart container.
Added in Afterbirth † / Removed in Repentance Belly Button 5.100.458 Belly Button 1 Drops a random trinket. Grants a second trinket slot.
Added in Afterbirth † / Removed in Repentance Polydactyly 5.100.454 Polydactyly 1 Allows Isaac to carry two cards, pills, or any combination of both. Spawns one random card, rune or pill.
Added in Repentance A Bar of Soap 5.100.564 A Bar of Soap 1 Gives Isaac +0.5 Tears and +0.2 Shot Speed.
Added in Repentance Booster Pack 5.100.624 Booster Pack 1 Spawns 5 random cards.
Added in Repentance Consolation Prize 5.100.644 Consolation Prize 1 Increases Isaac's lowest stat and drops either 3 coins, 1 bomb, or 1 key depending on what Isaac has the least of.
Added in Repentance Eye Drops 5.100.600 Eye Drops 1 Lowers the tear delay in Isaac's left eye, causing his eyes to fire at different rates.
Added in Repentance Supper 5.100.707 Supper 1 Grants one Red Heart container and heals for one extra heart.
Added in Repentance Tropicamide 5.100.659 Tropicamide 1 +1.5 range, Increases tear size.

Added in RepentanceThe Following items have special weights in this Item pool:

  • Super Bandage and PJs have a weight of 0.5 in the Boss Pool, making them 50% less likely to appear.

Trivia[edit | edit source]


The Binding of Isaac: Rebirth The Binding of Isaac: Rebirth The Binding of Isaac: Rebirth
Achievements Achievements Attributes Attributes Bosses Bosses TarotCard.png Cards and Runes Challenges Challenges Chapters Chapters
Characters Characters MainPageBabies.png Co-op Items Items Item pools Item pools Monsters Monsters Objects Objects
Pickups Pickups Pills Pills Rooms Rooms Seeds Seeds Transformations Transformations Trinkets Trinkets