Castle Defense

📋 Instructions

Objective:
- Don't let enemies attack the castle.
- Build defenders along the road to kill enemies and get E-point.

Defender types:
- Alchemist house: Continuously generates E-points over time.
- Tower: Cannon Tower only attacks ground enemies. Lightning Tower will attack both the ground and air enemies.
- Trooper: Swordsman and Wizard can block the road and prevent enemies coming to the castle.