Tech System Introduction: The main way to strengthen the unit, all hero cardswill receive the attribute strengthen according to their unit. Upgrade tech will consume tech hammer.


Tech Upgrade: Click on the tech icon on the right lower corner of the main interface to enter into the tech interface and upgrade the unit tech.
Unit Advance: When the unit tech has upgradedtothe max level, will appear an“advance ”icon beside the image of the unit, consume certain cost of tech hammersto advance the unit level and receive massive attribute strengthen of that unit. Each unit has 4 level of tech。You may view the tech progress of the unit in tech interface.


Unit Special Tactic: Each unit will receive a Special tactic attack on tech level 2, as like Long shot of Archer, Spear Array of Lancer and Assault of Cavalry, can use on the formation arrangement before the battle start. Each of the special tactics has restraint between them. Use it wisely!