November 11, 2015 4:35 AM EST

Daniel Radcliffe came to The Tonight Show with Jimmy Fallon on Tuesday prepared to get absolutely soaked while promoting his new film, Victor Frankenstein.

The pair played Fallon’s classic card game adaption, Water Wars. The premise? Whoever loses their hand gets doused with a glass of ice cold water. The winner gets to drench the loser with a super soaker.

“Just so everyone knows, I’m going to a premiere after this and I don’t think I brought more underwear,” Radcliffe admitted, after having one of many glasses of water poured on him by a cackling Fallon.

Watch above to see who wins.

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