- "No matter what happens, I only go about doing one thing. Doing what is within my power to protect the joy of those children. I became strong for this, became an Angel for this. This belief has never changed."
- ― Dulio Gesulado (Highschool DxD)
- Kindness Empowerment
- Sympathy Empowerment
Users become stronger, faster, more durable, etc. by compassion/kindness of oneself and others, possibly unlocking abilities related to the affinity and enhancing the existing powers. Some users may be able draw sustenance from the compassion or even slow or stop aging.
- Decelerated Aging/Semi-Immortality
- Emotion Metabolization
- Enhanced Condition or Supernatural Condition
- Self-Power Augmentation
- Fluttershy (My Little Pony: Friendship is Magic)
- Wormmon (Digimon 02); as the digimon partner of Ken, is empowered by the symbol of Kindness
- Ken Ichjouji (Digimon 02); as the barrier of the Crest of Kindness is empowered by it
- Indigo Tribe (DC Comics)
- Billion Bird (Toriko)
- Asia Argento (Highschool DxD)
- Dulio Gesulado (Highschool DxD)