Magical Tetris Challenge (マジカルテトリスチャレンジ, Majikaru Tetorisu Charenji) is a puzzle game released by Nintendo in 1999 for the Nintendo 64 console. The game was released in Japan, Europe, and Australia. It is a single-player and multi-player puzzle game based on the classic Tetris game. The objective of the game is to score as many points as possible by clearing lines of blocks. The game features several different modes, including a two-player versus mode and a challenge mode. The challenge mode consists of several levels with different objectives, such as clearing a certain amount of lines or achieving a certain score. The game also features a variety of power-ups that can be used to help the player clear lines or score more points. The game also has several unlockable characters, each with their own unique abilities. Magical Tetris Challenge is an enjoyable and challenging puzzle game that is sure to keep players entertained for hours.