| Related Agent |  |
 | Core Skill Enhancement | |
| Agent Level 45 | ||
• Base ATK +25 Core Passive: Knight’s Resolve Starlight – Billy gains extra Sheer Force based on his Max HP, with every 1 point of Max HP increasing Sheer Force by 0.1. All Physical DMG Starlight – Billy deals is Sheer DMG, ignoring enemy DEF and using his Sheer Force stat as the DMG Multiplier. Starlight – Billy restores 60 Adrenaline upon entering the battlefield. In Investigation Zone Mode, this effect can trigger once every 180s. When his HP is greater than 25%, press  to consume HP and activate Special Attack: Drive Suppression. While in combat, each use of this skill increases his CRIT DMG by 75% for 45s. Repeated triggers refresh the duration. When HP is at or below 25%, the DMG he takes is reduced by 50%.Starlight – Billy gains Determination when his attacks hit enemies, with the amount depending on the skill used. Determination regenerates slowly while in combat, and is capped at 120. Hitting an enemy with EX Special Attack: Cool Wheelie, activating Chain Attack: Knight’s Swagger, or triggering a block restores additional Determination. Triggering a Perfect Dodge by any means restores 3 Determination. This effect can trigger once every 0.5s. When Determination is greater than or equal to 100, hold  to consume 100 Determination and activate Basic Attack: Full-Throttle Starlight.Hitting an enemy with Basic Attack: Knight’s Technique restores a small amount of HP. Hitting an enemy with Dodge Counter: Duel King activated through a Perfect Dodge restores HP. Using EX Special Attack: High-Traction Wheels or EX Special Attack: Rocking Footwork restores HP. |  60000 9 2 | |
idk about Promeia synergy, but i plan to use her with Nangong Yu (or Vivian sometimes) and Yuzuha.