Large Object

Armor Class: 15 
Hit Points: 100

Mangonel Stone (Requires Load and Aim). Ranged Attack Roll: +5, range 200/800 ft. (can’t hit targets within 60 feet of itself). Hit: 27 (5d10) Bludgeoning damage.

A Mangonel is a catapult that hurls heavy projectiles in a high arc, so it can hit targets behind walls. Loading a Mangonel requires two Utilize actions, and aiming it requires two more Utilize actions. Then a crew member can take the Mangonel Stone action.