[Meta thread] Iron's PokeRole Adventure: The Skull Ruins

[Iron]

And does FLASH hit only all opponents as a Spread move (ala Muddy Water), or does it hit everyone around the user as an AOE (ala Surf), @Iron?

Muddy Water, spread move. Not a battlefield move. I considered that, but I wanted to abide by the rule that HMs don't have drawbacks.