Finn with a flamethrower.
Wizard Finn, with all of the stars except the final one.
Finn with Jake as a cape!
Adventure Time Main Line-Up
Finn and Jack wearing game-controller helmets
Finn wearing the crown of the Goblin King
Finn playing with his hat
Finn in pajamas, blindfolded
Finn running with wolves, acting feral and rabid
Finn in the final power source for the upturnoverdrive
Finn embarrassed, but wide-eyed
Finn and Jake having their brains eatten by ghosts
Finn is beaten up, but ready for more fighting
Alternate picture of Finn as a baby
Finn singing with Marceline
Finn tied up with Jake and Tree Trunks
Finn doing the science dance
Finn as Prince Hotbod without mask
Finn with his legs broken
Shirtless Finn with leg casts
Finn and Jake wearing sweaters
Finn in Jake’s “King suit”.
Finn looking at flame princess
Fat Finn with ice cream on his face
Finn molding his stomach into the Ice King
"She smells like old hotdog water!"
Finn (Pen) in the original short
Finn, Jake, and the Princesses.
Lady Rainicorn and Finn playing video games
Finn riding Lady Rainicorn
"Eat my sword, Ice King!"
Finn and Jake worried about Ice King
Finn and Jake with bruises
The early design of Finn, for the pilot.
Finn with his extremely long blonde locks of hair.
Profile icon of Finn on CartoonNetwork.com
Finn & Jake in "MAD," and their original selves.
Finn Barfing in Go With me
Finn tired after battling
Finn's hair in "Mortal Folly"
"Nobody flicks me in the butt without my consent!"
Finn, Jake and everyone in the land Ooo
Finn, Jake, and Lady Rainicorn at Comic Con 2011
How the Staff draws Finn.
"I'm not evil, i'm super good!"
Finn and Jake’s worm fingers
Finn with 13-year old Princess Bubblegum
Finn as a Lumpy Space creature.
Susan sees that Fin is not a Hyooman
Finn and Jake watching clouds.
The Nightosphere Amulet possessed Finn
Finn rolling down a hill.
Finn with longer hair in "Gotcha!"
..."but you're the hot one Finn!"
Finn playing Card Wars with Jake
Finn freeing The Tiny Manticore
Finn and Princess Bubblegun
Finn Kissing Flame Princess for the first time.