Metal Gear Solid 2: Sons of Liberty, Metal Gear Solid 3: Snake Eater, Metal Gear (NES/FC version), and Snake’s Revenge. With Metal Gear Solid Delta hopefully dropping sometime soon, there's ...
As for the PSP’s Metal Gear: Acid and Metal Gear: Acid 2, they veer from the timeline and tell a new story, making them alternate-timeline spin-offs. Then there’s the Game Boy Color’s Metal ...