Aim and shoot shells by swiping to adjust the cannon angle! Break falling boxes before they hit the ground.

【Core Mechanics】
- ​**Shell Physics**: Projectiles bounce off walls with realistic angles.
- ​**Progressive Firepower**: Fire more shells as the box descends.
- ​**Health System**: Reduce the box's durability (displayed as a number) with each hit.

【Post-Game】
- ​**Results Screen**: View your highest score and retry failed challenges.