Immortals (Male Reader x Adventure Time) (Discontinued)

(THIS VERSION HAS BEEN DISCONTINUED GO CHECK OUT THE REWRITE AT https://www.wattpad.com/story/360223471-immortals-rekindled-male-reader-x-adventure-time) Y/n L/n has been a figure in the Land of OOO for as long as most of it's citizens can remember. He has seen it all, or at least he thinks he has in his immortal life...