Armor Class 16 (natural armor)
Hit Points 195 (23d10 + 69)
Speed 50 ft.
Saving Throws CON +8, INT +9
Skills Arcana +9, Athletics +9, Perception +6, Stealth +5
Senses darkvision 120 ft., passive Perception 16
Languages Common, Dwarvish, Elvish, Goblin, Undercommon
Challenge 13
Legendary Resistance (3/Day). If Muiral fails a saving throw, he can choose to succeed instead.
Multiattack. Muiral makes three attacks: two with his longsword and one with his sting.
Longsword. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) slashing damage, or 15 (2d10 + 4) slashing damage if used with two hands.
Sting. Melee Weapon Attack: +9 to hit, reach 10 ft., one creature. Hit: 9 (1d10 + 4) piercing damage. The target must make a DC 16 Constitution saving throw, taking 27 (6d8) poison damage on a failed save, or half as much damage on a successful one.
Cast Cantrip. Muiral casts a cantrip.
Lunging Attack (Costs 2 Actions). Muiral makes one longsword attack that has a reach of 10 feet.
Retreating Strike (Costs 3 Actions). Muiral moves up to his speed without provoking opportunity attacks. Before the move, he can make one longsword attack.
WDMM, p. 314