Clockwork Iron Maiden

Magic Resistance. The iron Maiden has advantage on saving throws against spells and other magical effects.

Iron Maidens Embrace. While grappled by the Clockwork Iron Maiden and within 5 feet of her, the creature takes 11 (2d10) piercing damage at the start of each of its turns as spikes pierce its body.

Unescapable: A creature grappled by the Iron Maiden has bludgeoning, piercing, and slashing damage reduced by 8 when attacking the iron maiden.

Multiattack. The Maiden makes 2 hook attacks or jagged blades and can substitute either one for its crush.

Hooks. ranged Weapon Attack: +7 to hit, range 20/30 ft., one target. Hit: 13 (2d8 + 4) piercing damage. The target must then make a DC 15 str saving throw or be grappled and pulled 10 ft. to the maiden. A target hit by a hook is impaled and begins to bleed. It will take  (1D6) necrotic damage at the start of its turns or until it takes an action to stop the bleeding or is magically healed. It can not stop the bleeding while grappled by the hooks.

Crush: A creature grappled and within 5 feet of the maiden can be forced inside its dress and crushed, taking 27 (6d8) and giving the creature disadvantage on its next attempt to escape the maidens grapple.

Jagged Blades: Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 12 (2d8 + 4) slashing damage.

Iron Maiden's Caress: When a creature within 5 feet of the Clockwork Iron Maiden attacks it with a melee attack, the Clockwork Iron Maiden can use its reaction to grapple that creature. The creature must succeed on a DC 15 Strength saving throw or be restrained.