Multiattack

The cacus giant makes two greatclub attacks.

Greatclub

Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 18 (3d8 + 5) bludgeoning damage.

Rock

Ranged Weapon Attack: +8 to hit, range 30/120 ft., one target. Hit: 27 (4d10 + 5) bludgeoning damage.

Fire Breath (Recharge 4-6)

The cacus giant exhales fire in a 30-foot cone. Each creature in that area must make a DC 16 Dexterity saving throw, taking 24 (7d6) fire damage on a failed save, or half as much damage on a successful one.