Donation

Donating is a method of "plugging" up the Tetris hole to send a T-Spin. After the T-Spin, the Tetris hole is opened up once again to allow the continuation of Tetris or downstacking.

T-Spin Double Donations
Natural Donations

These donations preserve the back-to-back bonus.

S Donation

J Donation

O Donation

O Donation 2

LS Donation

IJ Donation

Other Examples

These examples break the back-to-back bonus.

Example 1

Example 2