Secondary Characters Click to Expand Flame Princess, Earl of Lemongrab, The Grass Sword/Fern, Tree Trunks, Sweet P, Gunter, Peppermint Butler, Cinnamon Bun, Huntress Wizard, The Snail, Shelby, NEPTR, Billy, Martin Mertens, Betty Grof.Main Characters Click to Expand Finn, Jake, Princess Bubblegum, Lady Rainicorn, BMO, Lumpy Space Princess, Marceline the Vampire Queen, Ice King.Note From top from bottom: Lumpy Space Princess, Lady Rainicorn, Gunter, Marceline, Ice King, Princess Bubblegum, Earl of Lemongrab, Flame Princess, Finn, The Snail, BMO, Peppermint Butler, Jake, and Tree Trunks.There are so many Adventure Time characters, that we had to divide them all up into nine sections. 'Come along with me, and the butterflies and bees.'
