Sprint (and some general stacking) guide and theory

https://harddrop.com/forums/index.php?showtopic=4371

TETR.IO secret grade tutorial video by TETRIO tutorials

https://www.youtube.com/watch?v=P0sK5n0j4Zw

andrew4043

Tetr.io

Jaypin88

KDA_Gravity

Hamza_Gh

Zangoose

25 Lines

50 Lines

75 Lines

100 Lines

125 Lines

150 Lines

Lines Cleared

Finally, after a long wait the Secret Grade category has been added as seen at: https://www.speedrun.com/tetr_io/full_game#Secret_Grade - You can read more about this category in the rules. Also in general some more miscellaneous changes have happened in the game rules, category rules and the game c

Secret Grade Category Added!

Introducing 2 New Categories!

Game Over Category Added (finally!)

Tetris Fangames

Category Suggestions - Submit Your Ideas!

Support Hub - Ask Questions

Looking for nerd tetr.io players for tournaments

Tetrio replay links expire

Category Suggestion: 10 PC 40L

Where's 40L?

Retrowavey

Nguyenquochieu

Alpi

bacchess

fleaf_

GreyLegend4145

oiBoingo

somethinginthedark

Name	Author
Sprint (and some general stacking) guide and theory	andrew4043 4 years ago
TETR.IO secret grade tutorial video by TETRIO tutorials	Deleted 3 years ago