Ronto
Huge beast · CR 4
sizeHugecr4

A towering pack-beast that bowls targets over with a thundering charge, then stomps the fallen into the dirt.
Brute
How to run itGet 20 feet of runway and slam to trip a target prone, then spend the bonus action to stomp the downed PC for 3d10+6 — chain charge, prone, stomp.
Armor Class 12 · Hit Points 76 (8d12+24) · Speed 40 ft.
| STR | DEX | CON | INT | WIS | CHA |
|---|---|---|---|---|---|
| 22 | 9 | 17 | 3 | 11 | 6 |
Trampling Charge (Trait). If the Ronto moves at least 20 feet straight toward a creature and then hits it with a Ram attack on the same turn, that target must succeed on a DC 12 Strength saving throw or be knocked prone. If the target is prone, the Ronto can make one stomp attack against it as a bonus action.
Slam (Action). Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 19 (3d8 + 6) kinetic damage.
Stomp (Action). Melee Weapon Attack: +8 to hit, reach 5 ft., one prone creature. Hit: 22 (3d10 + 6) kinetic damage.