Magic Resistance. Valygar has advantage on saving throws against spells and other magical effects.

Mage Slaying. When Valygar deals damage to a creature that is concentrating on a spell, that creature has disadvantage on the saving throw it makes to maintain its concentration.

Multiattack. Valygar makes two Katana attacks and one Hand Crossbow attack or he makes two Hand Crossbow attacks.

Katana. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit:8 (1d8 + 4) slashing damage, or 9 (1d10 + 4) slashing damage if used with two hands plus 13 (3d8) poison damage.

Hand Crossbow. Ranged Weapon Attack: +8 to hit, range 30/120 ft., one target. Hit:7 (1d6 + 4) piercing damage.

Shadow Stealth. While in dim light or darkness, Valygar can take the Hide action as a bonus action.

Disrupt Spell. When a creature within 5 feet of Valygar casts a spell, he can use his reaction to make a melee weapon attack against that creature.