TETRIS GLOSSARY
Triple Double
Also called TD · TD attack
A T-spin Triple followed by a T-spin Double. It can be built in midgame as well as through openers. The order is the reverse of DT Cannon.
View in the A–Z glossary →Related terms
C-Spin →
A T-spin Triple followed by a T-spin Double. This is a different sequence from DT Cannon. Naming varies by community: TKI can refer to this setup in Japanese discussions.
DT Cannon →
A construction that resolves as a T-spin Double followed by a T-spin Triple. The initial T may be used in the structure rather than scored. Different first-bag arrangements accommodate different piece orders.