Fionna Fights is a free .
Join Fionna and Marshall Lee in a flying fight against monsters! The Adventure Time characters were attacked on their way to see Lumpy Space Prince. You can harness the power of the Golden, Root, Crystal, or Demon Sword. Replenish your energy with magical potions when Fionna fights!
We hope you had fun with this great Adventure Games.
Fionna Fights is an online which you can play for free. It has been played 87 times. Fionna Fights is one of the many Adventure Games that we feature. To play even more games, head over to or just check out the all time Best games page.