This year's Overwatch April Fool's event is a two week Underwatch mode which throws 'common sense off the nearest ledge'

It's almost time for April Fools 2026, and this year Overwatch has some big plans with a new mode called Underwatch. This is something of a yearly tradition now, so it's always fun to see what new bizarre mess the devs cook up: "We're immediately throwing 'common sense' off the nearest ledge, as is the annual Overwatch tradition."

"This will be two weeks where logic steps off that same ledge and the game leans hard into absurd, googly-eyed shenanigans," an official blog post says. "Physics will follow no rules...