HP: 9,999
Ghosts are fairly easy to defeat. They can cast Doom on your party members, which will instantly KO them after a certain amount of time, but other than that, they are not hard.
Kimahri can use 
Lancet on a Ghost to learn Doom for his Ronso Rage Overdrive.
| Ability | Description |
|---|---|
 Sensor |
“Casts Doom at the beginning of the battle.” |
| Scan |
“Casts Doom at the beginning of the battle. Defeat it before the countdown runs out to avoid KO. Its elemental weaknesses change every battle. Kimahri can learn Doom.” |
Steal:
Phoenix Down (common)
Farplane Shadow (rare)
Drops:
Mana Sphere
Location
You can find them anywhere inside the Cavern of the Stolen Fayth.