Saitama, A-class superhero who has faced off against the likes of many dragon and even god level threats finds himself suddenly thrust into the world of Equestria where humans are no more than pets, where the threat of a monster attack is almost always imminent. Now he will have to face his biggest challenge yet. Finding a way back to his world before bargain day at the super market is over.
Update 1/5/16: Wow I never thought I'd actually do it, but here I am. I've finally written a story that's been featured on the front page of fimfiction. Thanks to everyone who reads my stories.
Credit goes to MadMax for Your Human and You.