Tanks(Tier-3)

This is the list of tier three tanks.

Upgrading from Twin

 * Twin Flank
 * Triple Shot
 * Hexa Tank
 * Boxer
 * Double
 * Auto-Twin
 * Twin Sniper
 * Twin Trapper
 * Heavy Twin
 * Gunner
 * Cruiser
 * Twin Machine
 * Hewn Twin
 * Helicopter
 * Twinbrid
 * Binary
 * Storm

Upgrading from Sniper
TBA