Calamity's Vanities/Meaty Worm Tumor

The Meaty worm Tumor is an Expert Mode-exclusive pet summoning item obtained from the Treasure Bag dropped by The Perforators or bought from the Oracle after The Hive Mind and The Slime God have both been defeated. It summons a floating mass of flesh containing a Perforator to follow the player.

Trivia

 * The pet is a reference to the Fistuloid enemy from the game The Binding of Isaac: Afterbirth+.
 * The item was previously known as "Digested Worm Food", and took the appearance of a sack of Ichor.