How to pass level 21 of Defending Carrot 4: Return of the Pharaoh
1. This level mainly uses two turrets, paper airplane and eggshell.
2. First build two paper airplanes below and a full-level eggshell above.
3. Build two more eggshells on top to upgrade the paper airplane below to full level.
4. Then build multiple full-level paper airplanes and eggshell turrets on the map.
5. Finally, clear the props in the map and defeat all enemies to pass the level.
