Orthrus
Orthrus is a 4★ Fire persona with the Assassin role.
Base stats
| HP | ATK | DEF | |
|---|---|---|---|
| Level 1 | 178 | 65 | 33 |
| Growth / level | +4.33 | +1.59 | +0.8 |
| Estimate at level cap (linear) (Lv.45) | 369 | 135 | 68 |
Base stats at Lv.1, from official game data (unranked, no equipment). Estimate only: linear sum of base stat + per-level growth rate (official numbers). Does NOT include Awaken or Rank-up bonuses — those are listed separately below; the real stat at cap is higher.
Elemental affinity
Weak to:
Ice
Resists:
Fire
Nuclear
Official data only distinguishes Weak / Resist — it does not separately flag Null, Repel or Drain like some other Persona games.
How to get it
Personas are obtained through Contract pulls (gacha banners) or by fusing two other personas together in the Velvet Room. Check the Fusion Calculator for exact recipes and the Pity & Contract page for pull rates.
Skills (official data)
Fire Fire 
Physical Fire Fire Upgrade materials
Official items needed to Rank-up this persona, plus what duplicate pulls convert into.
Fusion
Fusion Calculator →Fused from:
High Pixie
+ 
Yaksini
Used to fuse:
Sui-Ki
Details & lore
The two-headed pet dog belonging to the giant Geryon of Greek myth. He guarded a herd of red oxen but was killed by Hercules during one of his twelve labors.
Source: official in-game description (developer data dump).
