AC 12
HP 7 (2d6; bloodied 3)
Speed 30 ft.
Proficiency +2; Maneuver DC 12
Senses darkvision 60 ft., passive Perception 10
Languages —
Keen Smell. The rat has advantage on Perception checks that rely on smell.
Pack Tactics. The giant rat has advantage on attack rolls against a creature if at least one of the rat’s allies is within 5 feet of the creature and not incapacitated .
ACTIONS
Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 4 (1d4+2) piercing damage. Giant rats who dwell in sewers and filth can carry debilitating disease. A creature bitten by a diseased giant rat makes a DC 10 Constitution saving throw or it becomes infected with sewer plague .
Beasts are natural animals whose existence and abilities are nonmagical. A bear and a tyrannosaurus rex are both beasts.