Two player can join up and fight their way through the campaign.
In addition to Marco and Fio, the brand new characters, Trevor and Nadia have joined the battle!
Use the new items effectively and get the highest score with the new Metallish System!
This page contains co-op info for Metal Slug 4 on the Playstation 2. All information about Metal Slug 4 was correct at the time of posting. Information is subject to change. If you see any errors please email us.