| Percy Dahmer | Gallery | Appearances |
|---|
Season 1[]
- "Fun Dungeon Face Off" (cameo)
- "Pretty Great Day with a Girl" (first major role)
- "Money Broom Wizard"
- "Clarence's Millions"
- "Dinner Party"
- "Honk"
- "Zoo"
- "Puddle Eyes"
- "Dream Boat" (cameo)
- "Nature Clarence" (second major role)
- "Average Jeff"
- "The Forgotten"
- "Neighborhood Grill"
- "Belson's Sleepover" (cameo)
- "Pilot Expansion"
- "Rough Riders Elemantary"
- "Jeff Wins"
- "Suspended"
- "Turtle Hats"
- "Goose Chase"
- "Goldfish Follies"
- "Straight Illin"
- "Detention"
- "Hairence"
- "Lil' Buddy"
- "Water Park"
- "The Big Petey Pizza Problem"
- "In Dreams"
- "Balance"
Season 2[]
- "The Interrogation" (third major role)
- "Lost Playground"
- "Bird Boy Man"
- "Freedom Cactus"
- "Ren Faire"
- "Time Crimes"
- "Field Trippin'"
- "The Tails of Mardrynia" (fourth major role)
- "Clarence Wendle and The Eye of Coogan"
- "Skater Sumo" (flashback)
- "The Substitute"
- "Classroom"
- "Dullance"
- "Jeff's Secret"
- "Space Race"
- "Plant Daddies"
- "Bucky and the Howl"
- "Worm Bin"
- "Clarence and Sumo's Rexcellent Adventure"
- "Birthday"
- "Capture The Flag"
- "Belson's Backpack"
- "Merry Moochmas"
- "Pizza Hero"
Season 3[]
- "Sumo Goes West"
- "Valentimes"
- "Clarence for President"
- "The Phantom Clarence"
- "Jeffery Wendle"
- "Badgers & Bunkers"
- "Dingus & McNobrain"
- "Flood Brothers"
- "Pool's Out For Summer"
- "Clarence Loves Shoopy"
- "Public Radio"
- "Chad and the Marathon"
- "Officer Moody"
- "Cool Guy Clarence"
- "Missing Cat"
- "The Dare Day"
- "Animal Day"
- "A Sumoful Mind"
- "Talent Show"
- "Brain TV"
- "RC Car"
- Etiquette Clarence
- "Anywhere But Sumo"