Chainsaw Man

picture This is not a game, just a picture, sorry again for giving false hope. History : To repay his debts, Denji, a young man in dire straits, is exploited as a Devil Hunter with his chainsaw-demon dog, 'Pochita'. But following a cruel betrayal, he finally sees a chance to escape the slums where he's been languishing! Having become super-powerful after merging with Pochita, Denji is recruited by an organization and goes on a demon hunt...