A high-energy heavy metal rhythm beat game with heavy drum beats and distorted electric guitar tracks. Multiple keys and dense notes test your hand speed. Four difficulty levels are available. Precise hit detection; continuous perfect hits trigger thunderous effects. A built-in global score leaderboard supports customizable key size and position. Includes 35 original metal and punk tracks. Playable offline with no internet connection. Includes a practice section function, allowing you to loop through difficult sections individually. A rhythm challenge game exclusively for hardcore speed players.