It’s been a while since I’ve seen a warning label at the beginning of a videogame trailer. “WARNING: This trailer contains violent footage and flashing images that some may find disturbing.” That’s how the Kickstarter trailers for Agony open up, before each of them start smashing heads open with fists—one is two minutes long, the other 16 minutes long, select your poison. That’s the kind of warning I mostly associate with Resident Evil 2 (1998). That game came out a tender age for me, eight years old, when I wasn’t allowed to play horror games and therefore grew an obsession…