One Night Ultimate Werewolf is a fast-paced game where everyone gets to be a different role. In the course of only one night and the following morning, the players will determine who among them is a werewolf...hopefully. One Night Ultimate Werewolf is a microgame of the party game Ultimate Werewolf that doesn't need a moderator. There's no elimination, and each game lasts about 10 minutes.

- Each player gets a unique role: A Werewolf, Seer, Troublemaker, or another, all with special abilities
- After a secret night phase that includes changing roles, players have just 5 minutes to find a Werewolf
- Includes a free iOS/Android app that makes playing incredibly engaging and addictive
- May be combined with any game(s) in the One Night series for epic battles