Controls

• A - Move left
• D - Move right
• K - Rotate left
• L - Rotate right
• S - Soft drop/manual lock
• Spacebar - Hard drop
• F - Hold tetromino
• R - Restart on game over
• P - Pause

Scoring system

• Single - 100 × level
• Double - 300 × level
• Triple - 500 × level
• Tetris - 800 × level
• T-spin single - 800 × level
• T-spin double - 1200 × level
• T-spin triple - 1600 × level
• Back-to-Back Tetris/T-spin - ×1.5
• Combo - 50 * Combo count × level
• Perfect Clear - 2000 × level
• Soft drop - 1 per cell
• Hard drop - 2 per cell