Basic Rules, pg. 130
Keen Smell. The badger has advantage on Wisdom (Perception) checks that rely on smell.
Multiattack. The badger makes two attacks: one with its bite and one with its claws. Bite. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 4 (1d6 + 1) piercing damage. Claws. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 6 (2d4 + 1) slashing damage.