Keen Smell: The bear has advantage on Wisdom (Perception) checks that rely on smell.
Multiattack: The bear makes two attacks: one with its bite and one with its claws.
Bite.
Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) piercing damage.
Claws.
Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.
Rampage: When the hyena reduces a creature to 0 hit points with a melee attack on its turn, the hyena can take a bonus action to move up to half its speed and make a bite attack.
Bite: Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 10 (2d6 + 3) piercing damage.