Yeah, I kinda like the pain, you know? [flexing muscles] Pain!

This unnamed character appeared in an episode of the Disney XD show Star vs. the Forces of Evil. She is one of the Warnicorn creatures from the main characters homeworld that look like unicorns but are usually covered in scars and like to fight.

Spider with a Top Hat (Season 2, Episode 11) Edit

And in the episode, theres a muscular female unicorn, working out with two other male unicorns, you can tell cause of the voice and eyelashes.