Armor Class 13
Hit Points 71 (11d8 + 22)
Speed 30 ft.
Saving Throws INT +7, WIS +5
Skills Arcana +7, Deception +3, Insight +5, Stealth +6
Senses passive Perception 12
Languages Common, Draconic, Infernal, Primordial, Thayan
Challenge 6
Special Equipment. Rath has a staff of fire, and scrolls of dimension door, feather fall, and fireball.
Quarterstaff. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 4 (1d8) bludgeoning damage.
Illusory Self (Recharges on a Short or Long Rest). When a creature Rath can see makes an attack roll against him, he can interpose an illusory duplicate between the attacker and him. The attack automatically misses Rath, then the illusion dissipates.
HotDQ, p. 92