What if the Lich is a woman... and Marceline is her daughter? Think about it. If Jake turned into the Lich in the alternate world, then who turned into the Lich in the normal world? It would have to be someone durring the time of the Mushroom War.
Marcy, put your pupils back down to normal size, they're too big and I'm not sure if that's good for you. Now I have to go to the graveyard AGAIN and revive a soul AGAIN. At least it's Finn this time. Clean yourself up.
...Reminds me of Delirum from the Sandman...a dark, dark, violent, vampiric, SCARY Delirium...I think it's the hair. And her eyes look like a spider's....*shudders* I love her expression, though, the little eyebrow quirk is excellent!