Well that's easy...I'm just going to see the Adventure Time Wiki first.

LOL! No Looking at WIKI ^_^

No, I'm looking at the wiki! xD

Then I might not count you as a winner ^_^

NO! You will. xD Demanding, lol.

LOL

ice king ricardio breakfast princes slime princes rasberie princes finn jake the snail gunther marcilien flame princes peperment buttler pb flame king marciliens dad lady rienicorn lemon gab donnie magic man cinimen bun royal tart toter fight king death king of mars cosmic owl prismo the lich billy ragity prencess strong prences gost princes lsp starchie nome 1 nome 2 nome 3 jakes dad jakes mother his brother t.v jake jr butter fly 1 key per manly manitar lemon john gum drop girls grass princes(princess cookie) marceis dog why wolf hug wolf wolf 1 2 3 4 5 6 7 8 9 and 10 lemongrab2 tree trunks her boy friend the pig shelbie b-mo party god party pat party bears oger old ladys 1 2 3 4 and 5 giant frog boobifiena troll king zergioc rickey lsp mom lsp dad fun fact pendelton ward does lsps voice

LSP - SNOW GOLEM - FINN - JAKE - PB - GUMBALL GUARDIANS - DOCTOR PRINCESS - JOSHUA - JAKES MUM - KIM KIL WAN - JAKE JR. - VIOLA - LADY RAINICORN - ICE KING - FLAME PRINCESS - HUDSON ABERDEER - MARCELINE - PRINCE GUMBALL - MUSTLE PRINCESS - MUSTLE PRINCE - LUMPY SPACE PRINCE - GUNTER - SUSAN - HOT DOG PRINCESS - SLIME PRINCESS - TREE WHICH - THE LICH - LEMONGRAB - DOCTOR PRINCE - FIONNA - CAKE - MARSHAL LEE - SNAIL - SHELBY - BMO - RONNY - MR. CANDY CANE - FIRE KING - GUMMY - PARTY PAT - PEPPERMINT BUTLER - CINAMON BUN - 6 PIGS (HM HM) - FLAMBO - HAMBO - NEPT'R - TREE TRUNKS - ZERGIOC - ASH - CHOOSE GOOSE - GHOST PRINCESS - WILDBERRY PRINCESS - MAGIC MAN - ABERHAM LINCOLN - WORM - LOADS MORE WHICH I DON'T KNOW THE NAME OF.. - JERMAINE - KRISTAL MEN 1,2 AND 3 - RAGGEDY PRINCESS - AND I'M GONNA STOP RIGHT NOW OR I MIGHT... i need to get a life :D :P

LSP - SNOW GOLEM - FINN - JAKE - PB - GUMBALL GUARDIANS - DOCTOR PRINCESS - JOSHUA - JAKES MUM - KIM KIL WAN - JAKE JR. - VIOLA - LADY RAINICORN - ICE KING - FLAME PRINCESS - HUDSON ABERDEER - MARCELINE - PRINCE GUMBALL - MUSTLE PRINCESS - MUSTLE PRINCE - LUMPY SPACE PRINCE - GUNTER - SUSAN - HOT DOG PRINCESS - SLIME PRINCESS - TREE WHICH - THE LICH - LEMONGRAB - DOCTOR PRINCE - FIONNA - CAKE - MARSHAL LEE - SNAIL - SHELBY - BMO - RONNY - MR. CANDY CANE - FIRE KING - GUMMY - PARTY PAT - PEPPERMINT BUTLER - CINAMON BUN - 6 PIGS (HM HM) - FLAMBO - HAMBO - NEPT'R - TREE TRUNKS - ZERGIOC - ASH - CHOOSE GOOSE - GHOST PRINCESS - WILDBERRY PRINCESS - MAGIC MAN - ABERHAM LINCOLN - WORM - JERMAINE - KRISTAL MEN- RAGGEDY PRINCESS,GENDER SWAP TIME!-FIONA-CAKE-MARSHALLLEE-ICEQEEN-BMON-­LS PRINCE-PRINCE BUBBLE GUM> DATS ALL!

Finn jake pb lsb fp joshua jakes mum party pat snow gollum ice king- simon betty nepter tree trunks peperment butler ash bmo choose goose fionna cake marshal lee gumball ragdee princess gumwat girls blue pink
ice queen magic mann fire king lots of bears from mosters belly

ghost princess wildberry princess those people from when finn was turned into a foot aberham lincol king worm
donny house people crystal men jermain cinamon bun candy cane man

duke of nuts duke of nuts son marceline flambo ash 6 pigs musle princess hot dog princess jake dr


lady rainicorn gunter tree wich suson strong hyoomans docter princess princess monster wife
zergloc the lich lemongrab lemon grab 2 slime princess breakferst princess and her sis tostie

princess princess princess ep tiny queen other penguns

I'll just copy and post one more character's name XD

Finn jake pb lsb fp joshua jakes mum party pat snow gollum ice king- simon betty nepter tree trunks peperment butler ash bmo choose goose fionna cake marshal lee gumball ragdee princess gumwat girls blue pink
ice queen magic mann fire king lots of bears from mosters belly

ghost princess wildberry princess those people from when finn was turned into a foot aberham lincol king worm
donny house people crystal men jermain cinamon bun candy cane man

duke of nuts duke of nuts son marceline flambo ash 6 pigs musle princess hot dog princess jake dr


lady rainicorn gunter tree wich suson strong hyoomans docter princess princess monster wife
zergloc the lich lemongrab lemon grab 2 slime princess breakferst princess and her sis tostie

AND T.V XD

What? There wasn't any rule that said I can't copy from others... XD

Finn the Human, Jake the Dog, Lady Rainicorn, Lord Monochromicorn, Lemongrabs (1 & 2), Jake's children, Neptr, Fionna, Cake, Prince Gumball, Ice Queen, Lumpy Space Princess, Todd, Hot Dog Princess, Slime Princess, Lumpy Space Princess, Boobifina, Brad, Lich, Waving Snail, The Rainipups (6), Flambo, Fire King, Tree witch, Susan Strong, Ice King, Nice King, Cinnamon Bun, Banana Guards, Gumball Machine Guards, Peppermint Butler, Marceline the Vampire Queen, Marshall Lee the Vampire King, Chippina, Chip, Gunther, Goonter, (all the penguins in Ice King's pad), Kitten, Stormo, Goliad, Princess Wife, Flame Princess, Raggedy Princess, Candy Kingdom citizens, Larry the pinata, the horse, Party Pat, the little bear, Jake's mom, Joshua, Wildberry Princess, Dr. Princess, Duke of Nuts, Ghost Princess, Huntson Abedeer, Simon, Betty, Jamaica, Palumbo, Magic Man, Princess Cookie, Ash, The duck, fox, and other duck, the cloud people, Toughy, Sassy Cactus, Tree Trunks, Pig that is dating Tree Trunks, Shelby, The Morrow, Warrior Princess, Clarence, Muscle Princess, Ricardio, B-Mo, Football, Zergioc, the Bear, Butt Ball Ghost, Choose Goose, Science the rat, the Spiritual Owl and that guy from the box dimension, and that creepy horse that abducted peeps. Done

Finn, jake, princess bubblegum, Marceline, ice king, lady rainicorn, the earl of Lemongrab, Lemongrab 2, Lemongrab 3, Ploptop/Dumpdome, seedwad, lemonhope, lemon head, cinnamon bun, peppermint butler, Charlie, Kim kil whan, TV, Viola, jake jr, Ethel rainicorn, bob rainicorn, shelby the worm that lives in jakes viola, the gut grinder, Karen, sharron, cranky cookie, princess cookie, root beer guy, cherry cream soda, mini queen, lumpy space princess, lumpy space king, lumpy space queen, brad, Melissa, Jamaica, toughy, blumbo, Lemonjon, prismo, cosmic owl, bouncy bee, honey bunny, sleepy Sam, the Lich, flame king, flame princess, old mr cream puff, furnace, torcho, werewolf queen, king worm, choose goose, choose Bruce, sir slicer, Ricardio, bmo, cmo, xergiok, Hunson Abadeer, science, Clarence, ghost princess, space angel princess, turtle princess, Simon petrikov, box prince, the horse from the eyes, Betty grof, hambo, ash, memow, drop ball ghost, zeldron, swamp giant, lemon camel, lemon Pegasus, purple princess, orange princess, engagement ring princess, Gunter, Gunther, gunterlina, gunthy, goonther, scorcher, king of ooo, dr jay, wormo, jaybird, smudge, mr pig, gummy, taffe, cinnamon, chocolate, cardemon, vanilla, fire count, cotton candy princess, bee princess, tree trunks, konpy, the train, the farm, demon cat, guardian angel, muscle princess, Tiffany, flying lettuce brothers, banana guards, mrs garamblingson, ted garamblingson, johnny, George garamblingson, bounce house princess, Rodger, red nose, mega frog, billy, Billy's old lady, Billy's magic dog, magic man, doctor princess, rock giant, zanoits, plantiods, phlannel boxingday, death, dumb rock, pb's swan, gumdrop lasses, Georgie, Wendy, booboo, this gut, the other guy, phil, mr cupcake, starchy, pineapple guy, chocoberry, Chet, dr donut, dr ice cream, nurse poundcake, dr dextrose, taffe girl, candy bar guy, manfried, punch bowl, colonel candy corn, candy cane guy, lollipop girl, ice cream guy, jelly horse, gelatine man, Ice cream lady, royal tart toter, green gumdrop dude, grape Popsicle guy, Susan strong, hyoooman tribe, goblins, flame people, snail, lemon children, greed lard, James, bad gloop, pb's parents, pb's uncle gumbald, braco, pbot, banana man, rattleballs, duke of nuts, duchess of nuts, marquise of nuts, goliad, stormo, Davey, randy, part pat, cubby, party bears, king of mars, grob gob glob grod, stunning archer dan, legion of earlings, cool dog, pig, wandering bald man, immortal maize walker, ancient scholar, hot dog princess, hot dog knights, elbow princess, slime princess, Bellamy bug, Joshua, Margaret, jeer sine, dad the human, big destiny, destiny gang, bartrum, marauders, breakfast princess, gunters cat baby, wild berry princess, boobifina, fox, lemonsweets, Fionna, cake, prince gumball, Marshall lee, lord monochromacorn, lady lemongrabs, undead army of skeletons, shoko, bath boy gang, gumball guardians, donny, house people, why wolves, hug wolves, gork, Kim, trudy, bobo, nono, princess princess princess, clown nurses, neptr, soft people, the morrow, Stanley, silent dan, penny, tree witch.
Ok, I can't think of anymore...