Ragnarok, how did that wolf cut through Hulk's skin?

The wolf at question is named Fenrir and he obviously isn't a regular wolf in fact he is a god just like Hela, Loki or Thor he is all powerful god of Chaos. read more

Okay let’s just go over the things Thor can do; he has strength that can rival that of even the Hulk as we see in Avengers. He can also, now, summon lighting more powerful than he ever could with Mjolnir. read more

When did i said"hulk is more durable than superman" supermans skin is more durable and he has higher end regeneration feats I think his healing is based on sunlight and hulks is not based on anything. read more