Diablo is a series which proudly wears its mix of dark fantasy and heavy metal influences on its sleeve. So it shouldn't surprise anyone that Diablo Immortal is set to team up with a real icon of all that's grim and gritty, as Todd McFarlane's famous super-antihero Spawn is set to enter the world of Sanctuary. For the moment, we don't know exactly what the event, the latest of a string…
