Deals 100% ATK [Burn] DMG to an enemy and another 2 random enemies, with a 80% chance to inflict 1 layer of [Undying Flame] for 2 turns.

There is a 80% chance to inflict 1 layer of [Undying Flame] on all enemies for 2 turns. Afterward, summons 5 flashes of fire, each dealing 130% ATK [Burn] DMG to a single enemy and prioritizing attacking different enemies. For every 1 layer of [Undying Flame] owned by the target, deals extra 15% ATK [Burn] DMG. When 1/2/3/4 allies with [Burn] tag (excluding Chelsea) are deployed, increases DMG dealt by Prairie Flame to the boss to 120%/160%/220%/300% of the original. The DMG dealt by Prairie Flame ignores any DMG Immunity effect and is considered as Basic Attack DMG.

When Chelsea survives, enemies with [Undying Flame] will take 70% ATK [Burn] DMG dealt by Chelsea. For every 1 layer of [Undying Flame] owned, increases this DMG by 20%. When any ally with [Burn Up] deals Detonation DMG, there is a 80% chance to inflict 1 layer of [Undying Flame] for 2 turns.

Grants all allies [Burn Up II] for 2 turns and [ATK Up Ⅱ] for 2 turns.