Haxorus (5e Creature)
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Medium dragon, any alignment
Rivalry. When a creature hits the haxorus with an attack, it has advantage on all attack rolls against that creature until the end of its next turn.
Unnerve. All creatures of the haxorus's choice within 30 feet of it have disadvantage on Wisdom saving throws.
Mold Breaker. The haxorus's attacks ignore damage resistance.
Multiattack. The haxorus makes two Tusk attacks.
Tusk. Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 16 (2d8 + 7) slashing damage.