Get the cosplay costume like Finn the Human, who’s real name is Finn Mertens, is a character on the animated TV series Adventure Time on Cartoon Network. Along with Jake the Dog, Finn sets off on random magical quests around the Land of Ooo. Finn’s female counterpart, Fionna the Human, is a human living in a parallel universe, the Land of Aaa. Dress like Finn with a Hanes Men’s Tagless T-Shirt, Champion Mesh Short With Pockets, Vans Black on Black Classic Slip-on, and Adventure Time Finn Costume Backpack. Get the complete look with Adventure Time Finn Character Hat, Adventure Time 24″ Finn Sword, and Adventure Time 12″ Plush Jake the Dog.