Multiattack.[b/] The Glyptodon makes two attacks: one with its claws and one with its Giant Tail Club. It can't make both attacks against the same target. Giant Tail Club: Melee Weapon Attack: +3 to hit, reach 10 ft., one target. Hit: 14 (3d6 + 4) bludgeoning damage. If the target is a creature, it must succeed on a DC 13 Dexterity Saving Throw or be knocked back 5 feet. Claws. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 7 (1d6+3) slashing damage.
Shift Armor.[b/] The Glyptodon turns just right so its armor blocks an incoming attack. The attacking creature has disadvantage on its attack roll.