Carcharodontosaurus

Bite. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 19 (3d8 + 6) slashing damage. If the target is a creature and is not a construct, elemental, ooze, plant, or undead, it must succeed on a DC 13 Dexterity saving throw or start bleeding, taking 1d6 slashing damage at the end of each of its turns. The effect ends if a creature uses its action to stop the bleeding and succeeds on a DC 10 Medicine check, or the affected creature drops to 0 hit points.

Tail. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 20 (4d6 + 6) bludgeoning damage and the target must succeed on a DC 14 Dexterity saving throw or be knocked prone.