Users become stronger, faster, more durable, etc. by serving someone/something (person, country, cause, idea, etc.), possibly unlocking abilities related to the affinity and enhancing their existing powers. Some users may be able draw sustenance from the service or even slow or stop aging.
- Decelerated Aging/Semi-Immortality
- Enhanced Condition or Supernatural Condition
- Self-Power Augmentation
- Pixie Servant (Valkyrie Crusade)