Npc: Warlock Of The Genie Lord 2014
CR 5 humanoid
Medium humanoid, any alignment
STR10 (+0)
DEX16 (+3)
CON14 (+2)
INT12 (+1)
WIS13 (+1)
CHA19 (+4)
Elemental Weapons.
When it hits with any weapon deals extra 3d6 acid cold fire lightning or thunder (included below) warlock’s choice.
Reactions
Genie Lord's Favor.
When it takes acid cold fire lightning or thunder warlock has advantage on next Elemental Burst attack it makes before end of its next turn provided Elemental Burst deals same damage as damage warlock took.
Source: Tome of Beasts 3 (Kobold Press) · License: OPEN GAME LICENSE Version 1.0a details