Lady Diana Krystalum

Diana has advantage on saving throws against being charmed, and magic can't put Diana to sleep.

Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 5 (1d8 + 1) piercing damage.

Diana adds 2 to its AC against one melee attack that would hit it. To do so, Diana must see the attacker and be wielding a melee weapon.