For me, it would be GLaDOS.
Portal 2 spoiler
She deleted the one remaining human part of herself because it was just too much to deal with. She releases you at the end of Portal 2 as a path of least resistance measure because “killing you is hard.”
What about you, what is your favorite media villain?


Oh yeah! Soooo many of the things that make Cat cool she learned as the Squire to the Black Knight. I love his worldview, his genre-savy and blunt pragmatism.
His little speech of why he chose Catherine over Akua is just Chef’s kiss