Tetris Party cheats and cheat codes for Nintendo Wii

Power-ups
Use one of the following power-ups to activate the desired effect.

Time Stop (yellow power-up):
Freeze your opponent's game.

Speed Up (green power-up):
Increase drop speed.

Smoke (gray power-up):
Cover opponent's screen in smoke. Shake the Wiimote to clear the smoke.

Shift (light blue power-up):
Align your blocks.

Lock (orange power-up):
Stop opponent's ability to rotate.

Line Kick (blue power-up):
Point to clear a line.

Hide (white power-up):
Hide your opponent's queue.

Field Climber (white power-up):
Spawn a climber on your opponent's screen.

Cascade (green power-up):
Your blocks will break and fill in gaps.

Block Shot (pink power-up):
Press B to send blocks to an area.