Ankylosaurid T4

Spikey Armour. Anyone who does a melee, unarmed attack, or is pushed onto this creature takes 2d8 piercing damage. (multi attacks do an additional 2d8 damage)

Tail. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 18 (4d8 + 4) bludgeoning damage. If the target is a creature, it must succeed on a Con 14 Strength saving throw or be knocked 15 ft back and prone for one turn.

Earth Shatter. Melee Weapon Attack: +7 to hit, reach 10 ft., 15ft AOE Hit: 18 (6d12+8) bludgeoning damage. The ankylosaurus slams it tail onto the ground, and the targets in a 15ft melee radius must succeed on a Con 14 Strength saving throw or be knocked prone for two turns. This attack can only be used equal to its proficiency score per short or long rest.

Stomp. Melee Attack: +7 to hit, react 5ft, one target. Hit 15 (2d10+3) If a creature crosses the beast's path, they could make a reaction to stomp on the creature; the creature must succeed on a Con 16 Strength saving throw or be knocked prone for a turn.

Tail. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 18 (4d8 + 4) bludgeoning damage. If the target is a creature, it must succeed on a DC 14 Strength saving throw or be knocked prone.

Stomp. Melee Attack: +7 to hit, react 5ft, one target. Hit 15 (2d10+3) If a creature crosses the beast's path, they could make a reaction to stomp on the creature; the creature must succeed on a Con 16 Strength saving throw or be knocked prone for a turn.

Stomp. Melee Attack: +7 to hit, react 5ft, one target. Hit 15 (1d10+3) If a creature crosses the beast's path, they could make a reaction to stomp on the creature; the creature must succeed on a Con 16 Strength saving throw or be knocked prone for a turn.

Body Shove. Melee Attack: +7 to hit, react 5ft, one target. Hit 15 (1d8+3) If a creature crosses the beast's path, they could make a reaction to shove the creature; the creature must succeed on a Con 14 Strength saving throw or be pushed 10ft in a random direction. 1 north, 2 south, 3 east, 4 west