Multiplayer real-time strategy games with 4-player online support

A World of Keflings

Players: 4 local, 0 online

Age of Empires III

Players: 4 local, 0 online

Anno 1800

Players: 16 local, 0 online

Steel Division 2

Players: 5 local, 0 online

Age of Empires III: Definitive Edition

Players: 4 local, 0 online

Command & Conquer: Red Alert 2

Players: 4 local, 0 online

Carrier Command 2 VR

Players: 9 local, 0 online

Anno 1404: History Edition

Players: 4 local, 0 online

Zero-K

Players: 20 local, 0 online

Men of War

Players: 4 local, 0 online

Age of Empires

Players: 4 local, 0 online

Soldiers: Heroes of World War II

Players: 4 local, 0 online

Faces of War

Players: 4 local, 0 online

Star Ruler

Players: 11 local, 0 online

AI War: Fleet Command

Players: 8 local, 0 online

Company of Heroes: Tales of Valor

Players: 4 local, 0 online

League of Legends

Players: 5 local, 0 online

Command & Conquer 3: Tiberium Wars

Players: 4 local, 360 online

Age of Booty

Players: 4 local, 360 online

Prison Architect

Players: 8 local, 0 online

A World of Keflings

Players: 4 local, 360 online

Age of Booty

Players: 4 local, 0 online

Age of Booty

Players: 4 local, 0 online

Star Trek: Legacy

Players: 4 local, 360 online

Act of Aggression

Players: 4 local, 0 online