|Release||22 March 2017|
|Playfield size||10 × 20|
Tetris MicroCard is a credit card sized handheld Tetris game based on the Arduboy. Unlike the Arduboy, neither the hardware or software is open source.
There is one game mode, a basic endless Marathon style game. The player can start on any level between 1 and 15.
Scores over 10 million are saved and ordered on the local leaderboard correctly, but do not display the most significant digit.
|Single Line Clear||100 Points x Level||1 Row of Blocks is Cleared|
|Double Line Clear||300 Points x Level||2 Rows of Blocks are Cleared|
|Triple Line Clear||500 Points x Level||3 Rows of Blocks are Cleared|
|Tetris™ Line Clear||800 Points x Level||4 Rows of Blocks are Cleared|
|Mini T-Spin||100 Points x Level||An easier T-Spin with no Line Clear|
|Mini T-Spin Single||200 Points x Level||An easier T-Spin with 1 Line Clear|
|T-Spin||400 Points x Level||T-Tetrimino is spun into a T-slot with no Line Clear|
|T-Spin Single||800 Points x Level||T-Spin simultaneously clearing 1 Line|
|T-Spin Double||1200 Points x Level||T-Spin simultaneously clearing 2 Lines|
|T-Spin Triple||1600 Points x Level||T-Spin simultaneously clearing 3 Lines|
|Back to back Tetris™ Line Clear||1200 Points x Level||Two Tetris™ Line Clears that are performed before a Single, Double, or Triple Line Clear occurs|
|Soft Drop||1 Points per Row||Tetrimino drops at an accelerated rate|
|Hard Drop||2 Points per Row||Tetrimino instantly drops and locks down|