Fey Ancestry. The drow has advantage on saving throws against being charmed, and magic can’t put the drow to sleep.
Innate Spellcasting. The drow’s spellcasting ability is Charisma (spell save DC 11). It can innately cast the following spells, requiring no material components:
At will: dancing lights
1/day each: darkness, faerie fire
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Keen Hearing and Sight. Has advantage on Wisdom (Perception) checks that rely on hearing or sight.
Breath Weapon
You can use your action to exhale a 15 ft. cone of shadowy vapors dealing necrotic destructive energy damaging and corrupting the flesh, matter, and even the very soul of a creature. When you use your breath weapon, each creature in the area of the exhalation must make a saving throw. The DC for this saving throw 11. A creature takes 2d6 necrotic damage on a failed save, and half as much damage on a successful one. After you use your breath weapon, can’t use it again until it completes a short or long rest.
Multiattack. The scout makes two melee attacks or two ranged 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, and the target must succeed on a DC 13 Constitution saving throw or be poisoned for 1 hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target wakes up if it takes damage or if another creature takes an action to shake it awake.