Vigilant. The defender can’t be surprised.

Creature of darkness. when it is night the Stalker has advantage on all attacking throws and stealth checks 

Rise from Chaos.(1 per short rest)  when near any big source of fire the night stalker can pull on its power and use it to attack an opponent dealing (3d8) fire damage 

Born in the Flames. The night stalker is immune to fire damage because of its relation to the Queen of Chaos 

Love of the Night. the night stalker like to stay in the shadows and there for will not emerge into the sun as it causes it skin to blister  and give it a disadvantage on all roles with exposed 

Queen devotion. A night stalker will never  allow its self to be captured  and will try to kill its self as soon as it realised that it is failed  the queen 

Hell blade. Melee Weapon attack: +7 to hit, reach 5ft, one target Hit: 15(3d6 +2) slashing damage plus (1d8) fire damage 

Flame Claw. Melee Weapon attack: +4 to hit, reach 5ft, multi target Hit: 12 (2d4+2) slashing damage plus (1d6) fire damage 

Deflect Attack. The defender imposes disadvantage on the attack roll of one creature it can see that is within 5 feet of it, provided the attack roll is against a creature other than the defender.

Whenever your Night stalker uses its Deflect Attack, the attacker takes force damage equal to 1d4 + your Intelligence modifier.