Multiplayer games for PlayStation 4 with 2-player local/couch support

ToeJam and Earl: Back In The Groove

Players: 2 local, 4 online

Star Wars: Battlefront II

Players: 2 local, 0 online

A-JAX

Players: 2 local, 0 online

Ninja Combat

Players: 2 local, 0 online

Sine Mora EX

Players: 2 local, 0 online

Bloody Zombies

Players: 4 local, 4 online

Demon's Crystals

Players: 4 local, 0 online

Ninja Commando

Players: 2 local, 0 online

The Ninja Warriors

Players: 2 local, 0 online

Butasan

Players: 2 local, 0 online

Ikki

Players: 2 local, 0 online

Neighborhorde

Players: 4 local, 0 online

Rogue Stormers

Players: 4 local, 4 online

Psycho Soldier

Players: 2 local, 0 online

King of the Monsters 2: The Next Thing

Players: 2 local, 0 online

Prehistoric Isle 2

Players: 2 local, 0 online

Moon Hunters

Players: 4 local, 0 online

CRYPTARK

Players: 2 local, 0 online

Aqua Kitty - Milk Mine Defender

Players: 2 local, 0 online

Iron Crypticle

Players: 4 local, 0 online

Pressure Overdrive

Players: 2 local, 0 online

TwinBee

Players: 2 local, 0 online

Sengoku 3

Players: 2 local, 0 online

Metal Slug 5

Players: 2 local, 0 online

Metal Slug 4

Players: 2 local, 0 online