Games that use passwords to save progress.
Metroid
NES 1986@1271
Amnios
Amiga 1991@725
Super Castlevania IV
SNES 1991@214
Universal Soldier
SEGA Genesis 1992@1870
World of Illusion starring Mickey Mouse and Donald Duck
SEGA Genesis 1992@943
Chuck Rock
Sega CD 1992@3494
The Chaos Engine
Amiga 1993@480
Tetris Attack
SNES 1996@253
Arkanoid: Doh It Again
SNES 1997@942