Enter the Gungeon
Companion
A statue commemorating the few friendly faces encountered deep in the Gungeon.
Though the ground nearby is bloody, your heart is filled with joy.
Effect
- Removes one heart container (or two armor if
Robot), and grants a random item that summons a familiar. - You can have multiple companions.
- Does not give a familiar in Rainbow Mode, but still takes a heart container.
- Using this shrine 2 times unlocks
Turkey. - Possible companions:
Super Space Turtle 
Blank Companion's Ring 
Baby Good Mimic 
R2G2 
Pig 
Wolf 
Dog 
Badge