Apotris Zone Marathon 2,284,182

[@Bpproved]

You lay those tetrominoes down incredibly fast! Impressive.

[@derek34]

How

[@chastitywhiterose]

I used an emulator which allows me to save and reload at any time in case I make mistakes. This style of stacking is called ST stacking and can be done in any modern Tetris game, but it also is hard to pull off because one mistake can ruin it.