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Mastiff

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: —
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.

About the 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.

How many for your party

Copies of the mastiff (25 XP each) against a party of four characters of the same level. Build mixed fights in the encounter builder.

Number of Mastiff for each difficulty, party of four
Party level	Easy	Medium	Hard	Deadly
Level 1	3	4–5	6	7–20
Level 2	4–6	7–9	10	11–20
Level 3	6–9	10–11	12–15	16–20
Level 4	8–13	14	15–19	20
Level 5	14–19	20	—	—

In these lists

Similar beast cards

Questions

What CR is the Mastiff?

The Mastiff is challenge 1/8, worth 25 XP, with a proficiency bonus of +2.

How many hit points does the Mastiff have?

5 hit points (1d8+1), with AC 12.

How many should I use against four 1st-level characters?

Against four level 1 characters, 4–5 is medium and 6 is hard by the encounter XP budget.