Upgrades

Upgrades are advanced versions of Towers and Units. Each one is better than the normal.

Simple Turret
Rapid Turret: Fires faster than the Simple Turret. Cost: 60

Ranged Turret: Has a larger range than the Simple Turret. Cost: 60

Sniper Turret
Semi-Auto Sniper: Has a faster firerate than the Sniper Turret. Cost: 180

Anti-Tank Gun: Has a very slow fire rate but high damage. : Cost: 300

Wall
Boulder: Has higher health than Wall. Cost: 60

Spike: Has higher health than the Boulder and upgrades from the Boulder. Cost: 200

Micro Generator:Generate power over time

Barrack
Greater Barrack: Has a faster spawn rate than the Barrack. Cost: 500

Tank Factory: Spawns Tanks at a slow rate. Cost: 2000

Siege Factory:Produce Siege tank Over time