Gelatin Man first appears in "Mystery Train." When the train Finn and Jake are riding in plummets off the edge of the ruined tracks, Gelatin Man breaks the train's fall, saving Finn and Jake's lives.
Appearance
He is a giant lime-green gelatin person that is large enough to catch a train. He also has large green eyes and his body is in the shape of a gelatin mold.
Trivia
- According to Jake, Gelatin Man breaking their fall was a total accident and not at all planned.