Greeks are backboned by spear weielding unit such as Spearman, Phalanx, and Companion Cavalry. They also supported by archers, shock cavalry and infantry,and stone throwing siege engine. Spear infantry are cheaper and quicker to train. Archers are commonly supported the main infantry, use their range to cover the frontliners. Cavalry are best used to flank, encircle, hit and run, and pursue opponent due to their speed.