Umbilical Cord is a trinket.
Effects[]
When Isaac's health is brought to a Half Red Heart and no Soul Hearts, a Little Steven familiar spawns for the current room.- When Isaac enters a room and has either a Half Red Heart or no Red Hearts at all, a Little Steven familiar spawns and will remain until red health is restored to above a Half Red Heart, disappearing after entering another room.
- Isaac can only gain one Little Steven familiar from this trinket.
- Characters which cannot acquire red heart containers in any way will always have a Little Steven.
- Isaac can only gain one
- When Isaac takes damage, high chance to spawn a Gemini familiar for the current room. This effect is stackable.
When Isaac's 
When Isaac enters a room and has either a Half Red Heart or no 
In-game Footage[]
Trivia[]
- An umbilical cord is a tube that is connected to a fetus' stomach and is used to give nutrients, blood, and oxygen to the growing child.
 The Binding of Isaac: Rebirth
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 Achievements
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 Attributes
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 Bosses
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 Cards and Runes
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 Challenges
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 Chapters
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 Characters
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 Co-op
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 Items
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 Item pools
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 Monsters
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 Objects
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 Pickups
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 Pills
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 Rooms
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 Seeds
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 Transformations
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 Trinkets
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