Display Spyro the Dragon code

At the main menu, press Square, Circle, Square, Circle.

Get the Nikita Launcher (Metal Gear Solid)

Get the SOCOM Pistol from the back of the truck. Then, crawl through the air vent, turn around, and go back to the truck to find the Nikita Launcher.

Invincibility and fly mode (Tomb Raider 3)

While playing the game, hold R2 and press L1 + X + Square to make Lara invincible and enable her to fly.