Creatures (M-O)

Mammoth

Huge beast, unaligned

Armor Class 13 (natural armor)

Hit Points 126 (11d12+55)

Speed 40 ft.

STR	DEX	CON	INT	WIS	CHA
24 (+7)	9 (-1)	21 (+5)	3 (-4)	11 (+0)	6 (-2)

Senses passive Perception 10

Languages -

Challenge 6 (2,300 XP)

Trampling Charge. If the mammoth moves at least 20 feet straight toward a creature and then hits it with a gore attack on the same turn, that target must succeed on a DC 18 Strength saving throw or be knocked prone. If the target is prone, the mammoth can make one stomp attack against it as a bonus action.

Actions

Gore. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 25 (4d8+7) piercing damage.

Stomp. Melee Weapon Attack: +10 to hit, reach 5 ft., one prone creature. Hit: 29 (4d10+7) bludgeoning damage.

A mammoth is an elephantine creature with thick fur and long tusks. Stockier and fiercer than normal elephants, mammoths inhabit a wide range of climes, from subarctic to subtropical.

Mastiff

Medium beast, unaligned

Armor Class 12

Hit Points 5 (1d8+1)

Speed 40 ft.

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

Skills Perception +3

Senses passive Perception 13

Languages -

Challenge ⅛ (25 XP)

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.

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.

Mule

Medium beast, unaligned

Armor Class 10

Hit Points 11 (2d8+2)

Speed 40 ft.

STR	DEX	CON	INT	WIS	CHA
14 (+2)	10 (+0)	13 (+1)	2 (-4)	10 (+0)	5 (-3)

Senses passive Perception 10

Languages -

Challenge ⅛ (25 XP)

Beast of Burden. The mule is considered to be a Large animal for the purpose of determining its carrying capacity.

Sure-Footed. The mule has advantage on Strength and Dexterity saving throws made against effects that would knock it prone.

Actions

Hooves. Melee Weapon Attack: +2 to hit, reach 5 ft., one target. Hit: 4 (1d4+2) bludgeoning damage.

Octopus

Small beast, unaligned

Armor Class 12

Hit Points 3 (1d6)

Speed 5 ft., swim 30 ft.

STR	DEX	CON	INT	WIS	CHA
4 (-3)	15 (+2)	11 (+0)	3 (-4)	10 (+0)	4 (-3)

Skills Perception +2, Stealth +4

Senses darkvision 30 ft., passive Perception 12

Languages -

Challenge 0 (10 XP)

Hold Breath. While out of water, the octopus can hold its breath for 30 minutes.

Underwater Camouflage. The octopus has advantage on Dexterity (Stealth) checks made while underwater.

Water Breathing. The octopus can breathe only underwater.

Actions

Tentacles. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1 bludgeoning damage, and the target is grappled (escape DC 10). Until this grapple ends, the octopus can't use its tentacles on another target.

Ink Cloud (Recharges after a Short or Long Rest). A 5- foot radius cloud of ink extends all around the octopus if it is underwater. The area is heavily obscured for 1 minute, although a significant current can disperse the ink. After releasing the ink, the octopus can use the Dash action as a bonus action.

Owl

Tiny beast, unaligned

Armor Class 11

Hit Points 1 (1d4-1)

Speed 5 ft., fly 60 ft.

STR	DEX	CON	INT	WIS	CHA
3 (-4)	13 (+1)	8 (-1)	2 (-4)	12 (+1)	7 (-2)

Skills Perception +3, Stealth +3

Senses darkvision 120 ft., passive Perception 13

Languages -

Challenge 0 (10 XP)

Flyby. The owl doesn't provoke opportunity attacks when it flies out of an enemy's reach.

Keen Hearing and Sight. The owl has advantage on Wisdom (Perception) checks that rely on hearing or sight.

Actions

Talons. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 1 slashing damage.