Multiplayer twin stick shooter games with 4-player local/couch support

Ghostbusters: Sanctum of Slime

Players: 4 local, 0 online

All Zombies Must Die!

Players: 0 local, 0 online

Dual Core

Players: 4 local, 0 online

SCALPERS: Turtle and the Moonshine Gang

Players: 4 local, 0 online

Vicious Attack Llama Apocalypse

Players: 0 local, 0 online

NoReload Heroes

Players: 4 local, 0 online

ORE

Players: 0 local, 0 online

Last Encounter

Players: 0 local, 0 online

Gerty

Players: 0 local, 0 online

Aperion Cyberstorm

Players: 0 local, 0 online

Raiding Company

Players: 0 local, 0 online

Geometry Wars 3: Dimensions

Players: 0 local, 0 online

Geometry Wars 3: Dimensions

Players: 0 local, 0 online

Geometry Wars 3: Dimensions

Players: 0 local, 360 online

Geometry Wars 3: Dimensions

Players: 0 local, 0 online

AIPD

Players: 0 local, 0 online

AIPD

Players: 0 local, 0 online

AIPD

Players: 0 local, 0 online

SUPERVERSE

Players: 0 local, 0 online

Gunnheim

Players: 4 local, 0 online

Cashtronauts

Players: 0 local, 0 online

Cashtronauts

Players: 0 local, 0 online

NeuroVoider

Players: 0 local, 0 online

Polycrusher

Players: 0 local, 0 online

Neon Chrome

Players: 0 local, 0 online