Charge: If the
Skeleton moves at least 10 feet straight toward a target and then hits it with a gore
Attack on the same turn, the target takes an extra 9 (2d8)
piercing damage. If the target is a creature, it must succeed on a DC 14
Strength saving throw or be pushed up to 10 feet away and knocked
prone.
Greataxe:
Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 17 (2d12 + 4) slashing damage.
Gore:
Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) piercing damage.