Arielle. As the strongest hero in the current version of the Demon Cave, Ariel is not afraid of any cancer, has strong life-saving ability, high output and stable control, and is called Sauri in the bloody battle of doomsday. "Doomsday Bloody War" is a placement card mobile game. The game includes many modes of gameplay including idle battle, arena, guild battle, tower of doomsday, battle, etc. It is an idle character development game.