Cunning Action. On each of its turns, Drevin can use a bonus action to take the Dash, Disengage, or Hide action.
Sneak Attack (1/Turn). Drevin deals an extra 7 (2d6) damage when it hits a target with a weapon attack and has advantage on the attack roll, or when the target is within 5 feet of an ally of the spy that isn't incapacitated and the spy doesn't have disadvantage on the attack roll.
Halfling Nimbleness. Drevin can move through a space of a Medium or larger creature.
Brave. Drevin has advantage on saving throws against being frightened.
Stout Resilience. Drevin has advantage on saving throws against poison.
Multiattack. Drevin makes two melee attacks.
Shortsword. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit:5 (1d6 + 2) piercing damage.
Hand Crossbow. Ranged Weapon Attack: +4 to hit, range 30/120 ft., one target. Hit:5 (1d6 + 2) piercing damage.