Magical Tetris Challenge (USA) (Japanese: マジカルテトリスチャレンジ) is a puzzle game developed by Capcom and released for the Nintendo 64 in 1999. It is a spin-off of the original Tetris game, and features a variety of characters and levels. The game features four different game modes: Adventure Mode, Battle Mode, Puzzle Mode, and Vs. Mode. In Adventure Mode, the player must complete a series of levels by clearing lines of blocks. The player can also collect power-ups, which can be used to make the game easier. Battle Mode is a two-player mode, where the players must compete to clear lines of blocks faster than the other. Puzzle Mode is a single-player mode, where the player must complete a series of puzzles. Vs. Mode is a two-player mode, where the players must compete to clear lines of blocks faster than the other. The game also features a variety of characters, including Pikachu, Mario, and Bowser. The game has received positive reviews, with critics praising its colorful graphics and varied game modes.