The Agni seem weak, and not as strong as the other races, and without their fire punch, their main offensive bonus, I think they have become more rare, so...
- Vampirism Immunity: Can't become a vampire or get infected.
- Lava Swimming: Creative flight at 6 blocks/s while in lava.
- No damage from being on fire
- No damage from standing in fire
- No damage from standing in lava
- Heal while standing in lava
- Take direct damage in water and rain
- Infernal Kinship: Ghasts won't attack unless attacked.
- Different Metabolism: Foodlevel unaffected by movement and food
- Unhungering: Foodlevel always at maximum
- No health regain from satiation.
- Fire Magic: Can fire a weak fireball when unarmed
- Helmets reduce rain damage