Multiplayer action/adventure games with 4-player online support

How to Survive 2

Players: 4 local, 0 online

Warman

Players: 8 local, 0 online

Vulpine

Players: 4 local, 0 online

Assassin's Creed IV: Black Flag

Players: 4 local, 0 online

Trash

Players: 4 local, 0 online

Bean Stalker

Players: 4 local, 0 online

SourceWorlds

Players: 4 local, 0 online

Fegefeuer Soul Tower

Players: 4 local, 0 online

Where Winds Meet

Players: 5 local, 0 online

Windlands 2

Players: 4 local, 0 online

Windlands 2

Players: 4 local, 0 online

Disney Infinity 2.0: Marvel Super Heroes

Players: 4 local, 0 online

Disney Infinity 2.0: Marvel Super Heroes

Players: 4 local, 0 online

Disney Infinity 2.0: Marvel Super Heroes

Players: 4 local, 0 online

Windlands 2

Players: 4 local, 0 online

The Mound: Omen of Cthulhu

Players: 4 local, 0 online

The Mound: Omen of Cthulhu

Players: 4 local, 0 online

Disney Infinity 2.0: Marvel Super Heroes

Players: 4 local, 0 online

The Mound: Omen of Cthulhu

Players: 4 local, 0 online

STARSEEKER: Astroneer Expeditions

Players: 4 local, 0 online

Treasure Hunters: Prologue

Players: 4 local, 0 online

Happy Wars

Players: 15 local, 0 online

Treasure Hunters

Players: 4 local, 0 online

Kaidan

Players: 4 local, 0 online

Necropolis

Players: 4 local, 0 online