Master Pain is a Doom Lord.
She is voiced by Grey Delisle.
Master Pain has a white face shaped like an upside-down teardrop. She has white pupil-less eyes with blue streaks below them, and a blue circle on her forehead.
She wears a dark blue-green robe with a spiked collar.
- Main article: Master Pain (Character)/Gallery
| Main: Unikitty / Puppycorn |
Dr. Fox / Hawkodile / Richard
Antagonists: Master Frown / Brock / Doom Lords / Score Creeper / Eagleator / Ted Butter / Giant Jelly Creature / Friend Guy / Cupcake Monster / Wish Coins / The Tooth Fairy / Sandman
Supporting: Action Police / Dino Dude / Dr. Fox’s Robots / Kickflip / FeeBee / Security Robot / Mark 1 / Rock Guy / Pet Pet / Theodore / Bim-Bom / Craig / Toaster and Toast / Really Old Edith / Background Characters