Armor Class 14
Hit Points 126 (23d8 + 23)
Speed 30 ft.
Saving Throws STR +2, DEX +4, CON +3, INT +12, WIS +7, CHA +5
Skills Arcana +10, History +10
Senses passive Perception 10
Languages Common, Dwarvish, Elvish, Giant, Halfling, Undercommon
Challenge 13
Special Equipment. Vajra wields the Blackstaff, accounted for in her statistics. Roll 2d10 to determine how many charges the staff has remaining.
Magic Resistance. Vajra has advantage on saving throws against spells and other magical effects.
Staff Spells. While holding the Blackstaff, Vajra can use an action to expend 1 or more of its charges to cast one of the following spells from it, using her spell save DC and spell attack bonus: cone of cold (5 charges), fireball (5th-level version, 5 charges), globe of invulnerability (6 charges), hold monster (5 charges), levitate (2 charges), lightning bolt (5th-level version, 5 charges), magic missile (1 charge), ray of enfeeblement (1 charge), or wall of force (5 charges).
Blackstaff. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) bludgeoning, magic damage, or 6 (1d8 + 2) bludgeoning, magic damage when used with two hands. Vajra can expend 1 of the staff's charges to deal an extra 3 (1d6) force damage on a hit.
WDH, p. 217