Yu-Gi-Oh! GX Duel Academy Puzzle: 040

1. Summon Mystic Tomato.

2. Enter Battle Phase and attack Mad Sword Beast with Mystic Tomato, then choose to Special Summon Cannon Soldier.

3. Attack Mad Lobster with Indomitable Fighter Lei Lei, and then attack directly with Cannon Soldier.

4. Enter Main Phase 2 and activate Protective Soul Ailin's effect and choose to Special Summon her.

5. Activate Cannon Soldier's effect and sacrifice everybody, himself last.