Manshoon Simulacrum

Medium Humanoid (Human), Lawful Evil

STR
10 (+0)
DEX
14 (+2)
CON
12 (+1)
INT
23 (+6)
WIS
15 (+2)
CHA
16 (+3)
Spellcasting.

Manshoon is an 18th-level spellcaster. His spellcasting ability is Intelligence (spell save DC 19, +11 to hit with spell attacks). He has the following wizard spells prepared:

Cantrips (at will): fire bolt, light, mage hand, prestidigitation, shocking grasp

Level 1 (4 slots): detect magic, mage armor, magic missile, shield

Level 2 (3 slots): detect thoughts, mirror image, misty step

Level 3 (3 slots): counterspell, lightning bolt, sending

Level 4 (3 slots): fire shield, greater invisibility, polymorph

Level 5 (3 slots): Bigby's hand, scrying, wall of force

Actions

Metal Fist.

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 4 (1d4 + 2) bludgeoning damage.

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Manshoon Simulacrum

Source: Waterdeep: Dragon Heist, p. 208 - Licenses and attribution