Hard Drop on Twitter: "Wiki Wednesday! Most players know about BT-Cannon (created by TCM-β) and DT Cannon (created by TKI). The ET-Cannon, or Extra T-Spin Cannon ET砲 is a flashy opener created
Fastest Bt cannon loop sprint? 😂 : r/Tetris
Insane Fast Tetris! Crazy T-Spins - YouTube
Tetrisちゃんねる
BT砲(途中BT)(Mid-game BT Cannon)
There aren't enough openers for this : r/Tetris
FOUR
BT Cannon (BT砲) | FOUR
Galactoid's Latest New Ultra Advanced T-Spin Structure Guide – Galactoid's Tetris Guides and Research