Ninjask (5e Creature)
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Small monstrosity, any alignment
Speed Boost. The ninjask's initiative count increases by 2 each turn it's in combat.
Infiltrator. The ninjask has advantage on attack rolls against creatures and objects with an armor class of 16 or higher.
Evasion. When the ninjask is subjected to an effect that allows it to make a Dexterity saving throw to take only half damage, it instead takes no damage if it succeeds on the saving throw, and only half damage if it fails.
Multiattack. The ninjask makes two X-Scissor attacks.
X-Scissor. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 15 (2d8 + 6) slashing damage.