Oath of Ostia

Grants HP+5. After unit acts (if Canto triggers, after Canto), or, if defending in Aether Raids, at the start of enemy phase, applies【Divine Vein (Stone)】to unit's space and spaces within 2 spaces of unit for 1 turn. If foe initiates combat or foe's HP ≥ 75% at start of combat, inflicts Atk/Def-10 on foe, grants Special cooldown count-2 to unit before foe's first attack, and reduces the percentage of foe's non-Special "reduce damage by X%" skills by 50% during combat (excluding area-of-effect Specials). 【Divine Vein (Stone)】 Applies the following effects on space for unit and allies: Grants Def/Res+6 during combat, reduces damage from foe's Specials by 10 during combat (excluding area-of-effect Specials), and reduces damage from area-of-effect Specials by 50% (excluding Røkkr area-of-effect Specials). (Divine Vein effects do not stack; replaces any existing Divine Vein effect; Divine Vein effects applied simultaneously cancel each other out. Does not count as defensive terrain.)