Co-op Babies

Spawns friendly spiders

Drops 1-2 hearts when it dies

Spawns with a pretty fly

Explodes into tears when it dies

Fires homing tears

Sometimes spawn troll bombs

Re-arranges shooting keys after every floor

Shoots tears diagonally (Similar to R U A WIZARD pill)

Spawns non-friendly spiders on death

Beat Mom's Heart with Isaac on Hard Mode to unlock this baby

Beat Mom's Heart with Maggy on Hard Mode to unlock this baby

Beat Mom's Heart with Eve on Hard Mode to unlock this baby

Higher damage tears

Beat Mom's Heart with Judas on Hard Mode to unlock this baby

Drops random pickup on death

Beat Mom's Heart with Cain on Hard Mode to unlock this baby

Drops coins on death

Fires a constant laser (Same as Tech 2)

Farts when hit

Has the magneto effect (Attracts pickups)

Spawns bomb pickups on death

Beat Mom's Heart with Azazel on Hard Mode to unlock this baby

Fires fear tears

Beat Mom's Heart with Lazarus on Hard Mode to unlock this baby

Beat Mom's Heart with ??? on Hard Mode to unlock this baby

Beat Mom's Heart with Samson on Hard Mode to unlock this baby

Immune to all damage

Beat Mom's Heart with The Lost on Hard Mode to unlock this baby

Unable to shoot but can pickup consumables for Isaac

Reference to Edmund's game Time Fcuk

Reference to the game Alien Hominid

Reference to Commander Video from the Bit Trip series

Edmund McMillen baby (Creator of the Binding of Isaac)

Danielle Baby (Edmund's Wife)

Reference to Edmund's game Aether

Reference to Brownie from Super Meat Boy

Reference to Captain Viridian from VVVVVV

Unable to attack if the player picks up Mom's Knife

No special effect.

Reference to Pikachu from Pokemon

Reference to Aban Hawkins from 1001 Spikes

Reference to Bandage Girl from Super Meat Boy

Reference to default character in Spelunky

Reference to Dr. Fetus in Super Meat Boy