Multiattack

The guardian attacks twice with its slam.

Slam

Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 19 (3d8 + 6) bludgeoning damage.

Rock

Ranged Weapon Attack: +10 to hit, range 60/240 ft., one target. Hit: 30 (7d6 + 6) bludgeoning damage. The target makes a DC 18 Strength saving throw falling prone on a failure.