Duo Vikings 2 is a 2-player cooperative game . In the second instalment in the Duo Vikings series, our two Viking buddies continue their journey through exploring more obstacle-filled castles and carefully designed levels. You can play alone, but it's much more exciting to play with a friend solve all of the puzzles together. Step on triggers, open doors, activate elevators, and smash breakable objects. Solve your way through these stunning halls and earn your place in Valhalla.