Get a look at the Season 17 Trailer for My Hero Ultra Rumble, an action anime fighting battle royale developed by Byking Inc. Players will gain access to the Rabbit Hero Mirko, who joins the fight with the upcoming season. See Mirko in action in the latest trailer for Season 17 of My Hero Ultra Rumble, launching on May 27 for PlayStation 4 (PS4), Xbox One, Nintendo Switch, and PC (Steam).