ユミル・フリッツ
[b]Any detail about this character is a spoiler. Don't read them until you read the 122nd chapter of the manga or watched the 21st episode of the fourth season of the anime!![/b]

[spoiler]She was the slave of [[fritz_(shingeki_no_kyojin)|the founder of the Fritz dynasty]] and the first one to acquire the power of the titans. She was forced to bear his children as a "reward" for her servitude. After her death, he forced her three daughters to eat her corpse to inherit her titan powers, which split further into the nine titans. [/spoiler]
ymir fritz