Cleric of Ares

Multiattack. The giant makes two greatclub attacks.

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

Call of Ares to strike with supernatural accuracy. When you make an attack roll, you can use your Channel Divinity to gain a +10 bonus to the roll. You make this choice after you see the roll, but before the DM says whether the attack hits or misses. Twice per day 

Casting Time: 1 bonus action
Range: 60 feet
Components: V
Duration: Concentration, up to 10 minutes

A shimmering field appears and surrounds a creature of your choice within range, granting it a +2 bonus to AC for the duration.