How to Beat Ancient God
Recommended Preparation
How to Unlock
Unlock
Difficulty
Hard
How to Unlock
The climactic hidden boss achievement — Our Power to Fell an Ancient God. The 'our' is the point: this is the fight the whole two-lead system has been training you for.
Unlock
How to Unlock: The end of the boss gauntlet and the gateway to the epilogue (Public Anomaly Squad views Rena and Soma’s). Your choices across the Grand Scenario decide which ending the fight pays into — bad endings included.
Boss Mechanics
Attack Patterns — Being Documented
The final fight; recordings are being collected. Every system converges here — Buddy Counters, buff windows, Rush chains and the Arcanum Awakening all have their moment, which is why the mastery achievements (Perfectionist, The Boss of Bosses) are balanced around replaying it on Dread.
Winning Strategy
Universal Boss Framework, Fully Loaded
Play the pair as one unit: Rena reads and dismantles the timeline, Soma cashes every opening with Rush chains, buffs open every window, and Buddy Counters answer the prompts the fight gives you. Finish with the Arcanum Awakening — the story deserves the All-Out Attack.
Rewards
- Story completion
- Defeat achievement: Our Power to Fell an Ancient God
- Epilogue: Public Anomaly Squad
Last updated: September 24, 2026