Tetris Attack (Gameboy)

CheatingDome.com

Expert Mode

At the Difficulty Selection screen, hold Up + Select and press A, while in Single Player mode and Vs. Com.

Fight Against Bowser

Password: 78RN5B?8

Go to Bowser the First Time on Clear Stage

Password: T3R!NGGJ

Go to Bowser the Second Time on Clear Stage

Password: TLB1N?6K

Rivals on 2 Player vs. Mode

Press L + R at the same time as each player.