How to Play;
- Swipe the grid area.
- The adjacent cannons merge if the grades are the same.
- The merged cannon increments the grade.
- As grade increases, the cannon can launch stronger projectiles.
- Beat all the enemies!
- When one of the enemies reaches to the red line, you fails the stage.
- Swipe the grid area.
- The adjacent cannons merge if the grades are the same.
- The merged cannon increments the grade.
- As grade increases, the cannon can launch stronger projectiles.
- Beat all the enemies!
- When one of the enemies reaches to the red line, you fails the stage.
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