Huge Beast
Armor Class 13
Hit Points 105 (10d12+40)
Speed swim +50, walk +0
Challenge 5
Skills perception +3
Senses blindsight 60 ft., passive Perception 13
Water Breathing. The shark breathes only water.
Bite. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 21 (3d10+5) piercing damage. On a hit the shark can make a second bite attack as a bonus action.
Tail. Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 15 (3d6+5) bludgeoning damage and the shark can swim 20 feet without provoking opportunity attacks.
Source: Level Up Advanced 5e Monstrous Menagerie · OGL/Open