Slayin is an online mobile game, arcade, endless action RPG game, choose from one of three heroes: knight, wizard and knave, then slay as many monsters as possible, while leveling up and getting more powerful equipment and spells along the way, is free to play on Android and iOS devices, from FDG Entertainment.
Download the game at:
https://play.google.com/store/apps/details?id=om.FDGEntertainment.Slayin.gp
https://itunes.apple.com/us/app/slayin/id548580856?mt=8