Black hole is a consumable in TBoI: Regambled, a mod for The Binding of Isaac.

This spectral card is only available while playing as Jimbo or Tainted Jimbo.

Jimbo:

Upgrade the level of all card ranks.

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Tainted Jimbo: Same effect as base game.

• Check out the consumable description on the mod's external Wiki.
• Download TBoI: Regambled from the Steam Workshop.