Belltower Gargoyle

False Appearance. While the gargoyle remains motionless, it is indistinguishable from an inanimate statue.

Legendary Resistance (1/day). If the belltower gargoyle fails a saving throw, it can choose to succeed instead.

Multiattack. The gargoyle makes two gargoyle halbeard attacks.

Gargoyle Halbeard. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 11 (1d10 + 4) slashing damage.

Fire Breath (1/day). The gargoyle exhales fire in a 30-foot cone. Each creature in that area must make a DC 15 dexterity saving throw, taking 14 (4d6) fire damage on a failed save, or half as much damage on a successful one.

Ground Slam (While Flying). The gargoyle slams into the roof of the abbey. Each creature within 10ft. of him must make a DC 15 Strength saving throw, taking 12 (3d6) bludgeoning damage and be pushed back 10 ft., on a successful save they take no damage and are not pushed. The gargoyle is stuck for one turn and can not move but still attack.

The belltower gargoyle can take 3 legendary actions, choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature's turn. The belltower gargoyle regains spent legendary actions at the start of its turn.

Jump up. The belltower shields himself with his wings and then jumps into the sky, while doing so he has resistance against all damage. Can not be done while being stuck in the ground.

Halbeard Impaling (Cost 2). The gargoyle makes one Halbeard attack which also impales the target. On a hit the target must make a DC 15 Constitution saving throw, it is grappled on the Halbeard on a failed save. The gargoyle can throw the grappled target 30ft away or slam it into another target dealing the same damage to both.