: Units gain experience through combat. High-level "veteran" units are significantly more effective than "green" replacements, making unit preservation a top priority.
: Players must actively manage and protect their supply chains. If a unit is cut off (indicated by red supply icons), it cannot refuel, rearm, or repair. Strategic Mind: Blitzkrieg
: Almost everything in the game—from unit upgrades to reinforcements—costs Prestige, which is earned by destroying enemies and completing mission objectives. : Units gain experience through combat