Star Savior Cube PalaceLast Updated: Nov 10, 2026
Cube Palace STEP 4: Firmware (Lydia & Ceres) Walkthrough

STEP 4 Firmware boss guide: surviving Lydia's rapid-cooldown AoEs and cleansing Ceres's stacking Bleeds + Unhealable debuffs.
STEP 4 Firmware (Lydia & Ceres) Clear Strategy
Unlike Steps 1–3, both Lydia and Ceres spam AoE attacks and heavy debuffs! Ceres stacks multiple Bleeds plus Unhealable and Stun while scaling single-target damage per debuff on your squad; Lydia reduces her 3-turn AoE Special cooldown (-15% Max HP & SPD Down) whenever hitting a debuffed target.
Character cleanses alone are not enough — equip Debuff Cleanse / Immunity + HP Recovery Cheat Codes, and bring Asherah: Waltz of Starlight (AoE cleanse/heal), Roberta (self-cleanse counter), Hilde (Immunity) or Emilly, and Bunnygirl Charlotte to rush down Ceres before Unhealable snowballs.
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