Keyhole

Keyhole is an interdimensional criminal from an unknown dimension who is a member of Bill Cipher's gang. Eons before the events of the series, Keyhole was a high school student that was part of a band called the Low Keys and also had a "horrible emo phase.". Later in his life, he was stationed as a guard at the Vault of Infinity, where the universe's secrets are kept, until he was caught trying to "steal his own thoughts" from within his head. Keyhole later indulged in criminal activities before being called together...

Species

Interdimensional demon

Powers

Flight

Debut

The Last Mabelcorn