Receives a bonus to Projectile Speed (max 50%) and to Might when defeating many enemies. Can find special pickups.

Bill is a conditionally viable character. More effective in goal-focused runs or special stages than general builds. Key is leveraging the starter weapon (ロングガン) characteristics.

Intentionally build around the starter (ロングガン). Generic passives alone underperform — pick to match the character's identity.