Lasswell’s Chapter-6 Duels: Rain Alone
Equip Rain’s own healing and Protect before the shrine transition.
Quick answer
Equip Rain’s own healing and Protect before the shrine transition.
On this page
Prepare for this version
The formation becomes Rain alone for both duels after the six Sanctissimus trials. Warrior of Light can provide Cure/Protect; Leah is another healing option. Use Crimson Onslaught against the single opponent and preserve enough resources to recover.
Respond to its main failure condition
The enormous gauge is not a practical Stagger objective. The second duel is the dangerous one: Lasswell adds a normal attack to his action, with Absolving Hailstorm in the repeating cycle. Bring his health to the story threshold rather than expecting a conventional knockout or reward screen.
Cures and protection · Other boss plans
Sources and verification
Reviewed 1 November 2026. This guide compares published references. Independent gameplay results and current-patch timing are not claimed; source-reported conflicts remain explicit.