Name: Ultimate Tetris
Platform: Sega Genesis / Mega Drive
Media: Cartridge
Controller: Gamepad
Genre: Puzzle
Gametype: Homebrew
Release Year: Unreleased
Developer: Haroldo de Oliveira Pinheiro
Players: 1
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An adaptation of Tetris for the Sega Genesis, featuring 3d-rendered graphics and support for two languages (English and Brazilian Portuguese). It is almost complete; all that is left to do is to implement the battle mode.

http://www.zophar.net/pdroms/genesis/ultimate-tetris.html