Fell Wyrmscale

At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+8 to unit, neutralizes foe's bonuses (from skills like Fortify, Rally, etc.), and unit deals damage = 15% of unit's Atk during combat (excluding area-of-effect Specials), and also, when Special triggers, neutralizes foe's "reduces damage by X%" effects from foe's non-Special skills (excluding area-of-effect Specials). At start of combat, if unit's HP ≥ 25%, restores 7 HP to unit after combat.