Monster

Mastiff

Mastiffs are impressive hounds prized by humanoids for their loyalty and keen senses. Mastiffs can be trained as guard dogs, hunting dogs, and war dogs. Halflings and other Small humanoids ride them as mounts.

Medium beast, unaligned

Armor Class: 12
Hit Points: 5 (1d8 + 1)
Speed: 40 ft.

STR: 13 (+1)
DEX: 14 (+2)
CON: 12 (+1)
INT: 3 (-4)
WIS: 12 (+1)
CHA: 7 (-2)

Skills: Perception +3
Senses: passive Perception 13
Languages: None
Challenge: 1/8 (25 XP)
Proficiency Bonus: +2

Keen Hearing and Smell. The mastiff has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Actions

Bite. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 4 (1d6 + 1) piercing damage. If the target is a creature, it must succeed on a DC 11 Strength saving throw or be knocked prone.