Big Billy of the Brothers Gruff

Fraternal Bond. Big Billy has Advantage on attack rolls and saving throws while within 10 ft of another of the Brothers Gruff.

Heavy Blows. Big Billy rolls an additional damage die on a critical hit.

Multiattack. Big Billy makes two Bramblefist attacks.

Bramblefist. Melee Weapon Attack: +7 to hit, reach 10 ft., 1 target. Hit: 16 (2d10 + 5) bludgeoning damage. If the target is Large or smaller creature it has the Prone condition.

Trampling Charge (Recharge 5–6). Big Billy moves up to his Speed without provoking Opportunity Attacks and can move through the spaces of Medium or smaller creatures. Each creature whose space Big Billy enters is targeted once by the following effect. Strength Saving Throw: DC 15. Failure: 10 (1d10 + 5) Bludgeoning damage, and the target has the Prone condition.

Big Brother. Big Billy moves up to his Speed and makes one Bramblefist attack against a creature he can see that has targeted another of the Brothers Gruff with an attack or spell.