Sand Swarm - Arena Tower Defense Minigame

Heres an alternate tower defense game mode for the game I have in the works. Take a look and tell me what you think. The main game is still way off, maybe two or three more years in the works. How to play: Capture turrets and spawn worms to defeat the enemy. You win when one of your worms reaches the enemy base. Capturing a neutral turret or destroying an enemy turret or worm will give you a point. Spend points to spawn various worms. Capture generators to produce points to upgrade turrets, worm...