Metal Gear Solid: The Twin Snakes Unlockables
GameCube | Submitted byUnlockables
Extreme Difficulty Mode - Beat the game once.
Boss Survival Mode - Beat the game once.
Crimson Ninja - Beat the game twice.
Alternate Ending Theme Â– Beat the game three times.
Meryl Demo - Beat the game with MerylÂ’s ending (endure the torture).
Bandana - Beat the game with MerylÂ’s ending (endure the torture).
Meryl Demo (Alternate Costumes) - Beat the game once as Tuxedo Snake while saving Meryl.
Otacon Demo - Complete the game once with Otacon's ending (submit to the torture).
Stealth - Beat the game with Otacons ending (submit to the torture).
Otacon Demo (Alternate Costumes) - Beat the game once as Tuxedo Snake while saving Otacon.
Start with Camera - Obtain the Camera and beat the game
Tuxedo Snake - Beat the game with each ending.
Metal Gear Solid: The Twin Snakes Easter Eggs
GameCube | Submitted byCameos
Alex from Eternal Darkness - Lay a book on the ground and go into first person view. If you look at the mag, you'll see Alexander Roivas from Eternal Darkness: Sanity's Requiem.
GC and WaveBird controllers - Go into Otacon's lab, and go to the middle desk. On the monitor will be a GameCube with a WaveBird controller next to it.
Mario and Yoshi - In Otacon's lab, there are Mario and Yoshi figurines on top of a computer monitor. Zoom in on Mario's head to see a 1up message.
Developers - In the room in which you fight Psycho Mantis, the portraits on the back wall are Ryuhei Kitamura, Hideo Kojima, and Denis Dyack.