Mike Pines author has also done several drawings for the series.
- Little Stalker
- Sweater
- Stand Off
- Rogue Tiefling Mike
- Haunted by Demons
- Mike and the Pines' Relationship
- The Beginning of the End
- Molten Mike
- Newest Member
- Prisoners
- Cyborg Mike reference sheets
- Sleep Pile
- Gregory
- Controlled Shock
- Sweaters
- Brave Volunteer
- Falling Through the Breach cover page
- Older Mystery Twins
- Dipper Fight Reference
- Mabel Fight Reference
- Fighter
- Geared Up
- Protective Fury
- Illusion
- Potential Tragedies
- Rebuilt
- Crossover
- The Pines Crew
- Fiends, Family and Frights Cover
- Selkie Kids
- Hostage
- Christmas Cards
- Body Swap
- Scary Face
- Intruder
- Found Family Tree
- Gremlin with a Gun
- Matching Tattoos
- Welcome to Gravity Falls
- Vengeful Spirit
- Demonic Potential
- Demon Dealer
- Trapped Like Rats
- Demon Fox
- Baby Demon Fox
- Holding the Baby Fox
- Demon Fox Holding His Child
