Hatetris

Not to be confused with Hatris.

Intro
Hateris is a Tetris game developed by Sam Hughes. It is written by Javascript. It will give you the worst possible piece in current field status.

Its condition for game over is lock the piece over row 16. After game over, it will show the record of last game. Copy and pasting on 'show a replay' will show you the replay you just played.

The tetromino spawns at row 18 and 19 (I at 19). Playfield is 10x20 rows high. It have its own rotation system which doesn't have any kick. The game won't show and next piece or hold.

The gravity is fixed at 0G. Dropping the tetromino is possible with pressing down button. Once it landed at bottom, you need to press down again to lock.