The reference sheet for Maxilla, drawn by QChaoz!

Maxilla is the estranged sister of Abuela, the two sisters were once friends, but different views and disagreements on how they should rule their kingdom have caused them to drift apart. While Abuela was very prosperous, having dozens of children, Maxilla was always biologically incapable of producing offspring, leading to a deep-seated jealousy. Eventually that reached a fever pitch one night, when she abducted a pregnant donkey on the night of her wedding… Overwhelmed with guilt, she later fled the capital of Malos Aires, and established her rebellion in a dark tower, hidden away in the desert sands…

Now Maxilla leads an army of necromancers and resurrected skeletons, to try and seize control of the country from her sister. Her ultimate goal being to convert the country into a strict police-state enforced by her undead legion…