Multiplayer action/adventure games for PC/Windows with 2-player support

Jimmy vs Zombies

Players: 2 local, 0 online

CastleMiner Z

Players: 0 local, 8 online

ToeJam and Earl: Back In The Groove

Players: 4 local, 4 online

Watch Dogs: Legion

Players: 0 local, 4 online

Skull and Bones

Players: 0 local, 3 online

Kung Fu Panda

Players: 4 local, 0 online

Assassin's Creed IV: Black Flag

Players: 0 local, 4 online

Knights and Bikes

Players: 2 local, 2 online

Distrust

Players: 0 local, 3 online

Ben 10: Power Trip

Players: 2 local, 0 online

Watch_Dogs 2

Players: 0 local, 4 online

Disney Infinity 2.0: Marvel Super Heroes

Players: 2 local, 4 online

PAW Patrol Mighty Pups: Adventure Bay

Players: 2 local, 0 online

Assassin's Creed Unity

Players: 0 local, 4 online

Aegis Defenders

Players: 2 local, 0 online

Unruly Heroes

Players: 4 local, 0 online

Juicy Realm

Players: 2 local, 0 online

Stranger Things 3: The Game

Players: 2 local, 0 online

Timespinner

Players: 2 local, 0 online

Starlink: Battle for Atlas

Players: 2 local, 0 online

The Adventures Of Tintin: The Game

Players: 2 local, 0 online

S.U.B.

Players: 2 local, 0 online

The Mimic

Players: 2 local, 0 online

Milanoir

Players: 2 local, 0 online

Fossil Hunters

Players: 4 local, 0 online