Metroid

Passwords
Metroid was filled with odd codes, as all but one of them were hard-coded into the game.

Enter all these at the password screen.

NARPAS	SWORD0 000000	000000
 * Weapons: ALL
 * Energy Tanks = ∞
 * Missiles = ∞

some-1	set-up us-the	B0MB11 Start at the beginning with suitless Samus, and:
 * Weapons: Wave Beam, Screw Attack
 * Energy Tanks = 6 (empty) / Missiles = 216
 * NOTE: Use a ZERO in the word B0MB, not an 'O.'

justin	bailey --	-- Resets the game to the title screen.

BBBBBB	BBBBBB BBBBBB	IIIIII Turns the screen black, and freezes the game. (Note: When used on an emulator, the game starts with a glitchy blue overlay, suitless Samus, and the Wave Beam.