Star Savior StrategyLast Updated: Nov 10, 2026
Best Break Skills Tier List: Planetary Purification & Star Piercer
Complete AppMedia ranking of all 5 Tactical Analysis Break Skills (unlocked at Sector 5-20): exact multipliers, Domain buffs, and unlock conditions.
All 5 Commander Break Skills Ranked & Compared
Break Skills are equipped and upgraded in Tactical Analysis (unlocked after Operation Sector 5-20) using Break Skill Support Plans:
| Break Skill | Unlock Condition | Active & Domain Effects | Best Teams |
|---|---|---|---|
| 1. Planetary Purification (SS) | Main Story EP5 Clear | Highest base nuke (6,100 at Lv.1). Domain [Witch's Blessing]: All Saviors +1 Toughness DMG & gain +1 Nova Force after every skill! | #1 for Multi-Action / Cross Attack teams (Bunnygirl Charlotte, Asherah: Waltz, Roberta, Fei) |
| 2. Star Piercer (SS) | Main Story 1-6 Clear | Allies +20% Action Gauge. Domain [Strategic Command]: All Saviors +10% Crit Rate & +10% Crit DMG (+20% total for Strikers & Rangers!) | #1 for Striker & Ranger Crit teams (Note: Assassins & Casters only get +10%) |
| 3. Cube Overload (S) | Main Story 3-7 Clear | Party HP Heal + 2T [Omega Protocol] (+15% ATK, +15% Effect Hit). Domain [Cheat Matrix]: +10% SPD (+20% total for Defenders & Supporters) | Best survival & high-speed debuff / Cube Palace skill |
| 4. Singularity Observation (A) | Initial Default | Instant +4 Nova Force. Domain [Starry Horizon]: All Saviors +20% ATK & +20% DEF | Early-game balanced default until Star Piercer / Planetary Purification |
| 5. Dimensional Assault (Collab) | CounterSide Collab (Ended) | Instant +4 Nova Force. Domain [CRF Amplification]: All Saviors +15% ATK & +1 Toughness DMG | Strong Nova battery if owned from Gleipnir event |
