Flyby. The beast doesn’t provoke opportunity attacks when it flies out of an enemy’s reach. Animal Companion. The following numbers increase by 1 when your proficiency bonus increases by 1: the beast companion's skill and saving throw bonuses (above) and the bonuses the bonuses to hit and damage of its shred attack.
Shred. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1d6 + 2 slashing damage.