Command An Army Star System - 1★ to 4★ Rarity Guide
What stars mean in Command An Army: both rarity and loadout cost. 1-star starters through the four 4-star S-tier units.
Published August 25, 2026 · Last updated September 19, 2026
Quick Answer: What Does Rarity Do?
Stars are both rarity and loadout cost: a 3-star unit uses three points of your star limit. Higher stars = rarer summons and stronger units, but also higher loadout cost. (Odds below are read from the in-game banner screen, as shown in Roblofix’s Sep 9 tier-list video and repeated by Radex Tips and ItzVexo.)
| Stars | Units | Summon Odds | Notes |
|---|---|---|---|
| 1★ | Mercenary, Shieldman, Spearman, Archer | 18.88% each | Starters, common filler |
| 2★ | Scout Rider, Spear Militia, Halberder, Javelineer | 20% (Scout Rider) | Mid-tier, evolved forms |
| 3★ | Crossbowman, evolved forms, Update 1 units | 4% (Crossbowman) | Strong, accessible |
| 4★ | Spartan, Immortal, Berserker, Samurai | 0.06-0.19% | S tier, very rare |