O | Monsters
Monster Stat Blocks
Large ooze, unaligned
Armor Class 8
Hit Points 45 (6d10 + 12)
Speed 10 ft., climb 10 ft.
Damage Resistances acid
Damage Immunities lightning, slashing
Condition Immunities blinded, charmed, deafened, exhaustion, frightened, prone
Senses blindsight 60 ft. (blind beyond this radius),
passive Perception 8
Languages —
Challenge 2 (450 XP)
Amorphous. The jelly can move through a space as narrow as 1 inch wide without squeezing.
Spider Climb. The jelly can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Actions
Pseudopod. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 9 (2d6 + 2) bludgeoning damage plus 3 (1d6) acid damage.
Reactions
Split. When a jelly that is Medium or larger is subjected to lightning or slashing damage, it splits into two new jellies if it has at least 10 hit points. Each new jelly has hit points equal to half the original jelly’s, rounded down. New jellies are one size smaller than the original jelly.
An ochre jelly is a yellowish ooze that can slide under doors and through narrow cracks in pursuit of creatures to devour.
Small beast, unaligned
Armor Class 12
Hit Points 3 (1d6)
Speed 5 ft., swim 30 ft.
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.
Large giant, chaotic evil
Armor Class 11 (hide armor)
Hit Points 59 (7d10 + 21)
Speed 40 ft.
Senses darkvision 60 ft., passive Perception 8
Languages Common, Giant
Challenge 2 (450 XP)
Greatclub. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage.
Javelin. Melee or Ranged Weapon Attack: +6 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 11 (2d6 + 4) piercing damage.
Ogres are hulking giants notorious for their quick tempers. When its rage is incited, an ogre lashes out in a frustrated tantrum until it runs out of objects or creatures to smash.
Large undead, neutral evil
Armor Class 8
Hit Points 85 (9d10 + 36)
Speed 30 ft.
Saving Throws Wis +0
Damage Immunities poison
Condition Immunities poisoned
Senses darkvision 60 ft., passive Perception 8
Languages understands Common and Giant but can’t speak
Challenge 2 (450 XP)
Undead Fortitude. If damage reduces the zombie to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken, unless the damage is radiant or from a critical hit. On a success, the zombie drops to 1 hit point instead.
Actions
Morningstar. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage.
Large giant, lawful evil
Armor Class 16 (chain mail)
Hit Points 110 (13d10 + 39)
Speed 30 ft., fly 30 ft.
Saving Throws Dex +3, Con +6, Wis +4, Cha +5
Skills Arcana +5, Deception +8, Perception +4
Senses darkvision 60 ft., passive Perception 14
Languages Common, Giant
Challenge 7 (2,900 XP)
Innate Spellcasting. The oni’s innate spellcasting ability is Charisma (spell save DC 13). The oni can innately cast the following spells, requiring no material components:
At will: darkness, invisibility
1/day each: charm person, cone of cold, gaseous form, sleep
Magic Weapons. The oni’s weapon attacks are magical.
Regeneration. The oni regains 10 hit points at the start of its turn if it has at least 1 hit point.
Actions
Multiattack. The oni makes two attacks, either with its claws or its glaive.
Claw (Oni Form Only). Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) slashing damage.
Glaive. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 15 (2d10 + 4) slashing damage, or 9 (1d10 + 4) slashing damage in Small or Medium form.
Change Shape. The oni magically polymorphs into a Small or Medium humanoid, into a Large giant, or back into its true form. Other than its size, its statistics are the same in each form. The only equipment that is transformed is its glaive, which shrinks so that it can be wielded in humanoid form. If the oni dies, it reverts to its true form, and its glaive reverts to its normal size.
Medium humanoid (orc), chaotic evil
Armor Class 13 (hide armor)
Hit Points 15 (2d8 + 6)
Speed 30 ft.
Skills Intimidation +2
Senses darkvision 60 ft., passive Perception 10
Languages Common, Orc
Challenge 1/2 (100 XP)
Aggressive. As a bonus action, the orc can move up to its speed toward a hostile creature that it can see.
Actions
Greataxe. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 9 (1d12 + 3) slashing damage.
Javelin. Melee or Ranged Weapon Attack: +5 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 6 (1d6 + 3) piercing damage.
Orcs are savage humanoids with stooped postures, piggish faces, and prominent teeth that resemble tusks. They gather in tribes that satisfy their bloodlust by slaying any humanoids that stand against them.
Large aberration, neutral
Armor Class 14 (natural armor)
Hit Points 114 (12d10 + 48)
Speed 30 ft.
Saving Throws Con +7
Senses darkvision 120 ft., passive Perception 11
Languages Otyugh
Challenge 5 (1,800 XP)
Limited Telepathy. The otyugh can magically transmit simple messages and images to any creature within 120 feet of it that can understand a language. This form of telepathy doesn’t allow the receiving creature to telepathically respond.
Actions
Multiattack. The otyugh makes three attacks: one with its bite and two with its tentacles.
Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 12 (2d8 + 3) piercing damage. If the target is a creature, it must succeed on a DC 15 Constitution saving throw against disease or become poisoned until the disease is cured. Every 24 hours that elapse, the target must repeat the saving throw, reducing its hit point maximum by 5 (1d10) on a failure. The disease is cured on a success. The target dies if the disease reduces its hit point maximum to 0. This reduction to the target’s hit point maximum lasts until the disease is cured.
Tentacle. Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 7 (1d8 + 3) bludgeoning damage plus 4 (1d8) piercing damage. If the target is Medium or smaller, it is grappled (escape DC 13) and restrained until the grapple ends. The otyugh has two tentacles, each of which can grapple one target.
Tentacle Slam. The otyugh slams creatures grappled by it into each other or a solid surface. Each creature must succeed on a DC 14 Constitution saving throw or take 10 (2d6 + 3) bludgeoning damage and be stunned until the end of the otyugh’s next turn. On a successful save, the target takes half the bludgeoning damage and isn’t stunned.
Tiny beast, unaligned
Armor Class 11
Hit Points 1 (1d4 − 1)
Speed 5 ft., fly 60 ft.
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.
Large monstrosity, unaligned
Armor Class 13 (natural armor)
Hit Points 59 (7d10 + 21)
Speed 40 ft.
Skills Perception +3
Senses darkvision 60 ft., passive Perception 13
Languages —
Challenge 3 (700 XP)
Keen Sight and Smell. The owlbear has advantage on Wisdom (Perception) checks that rely on sight or smell.
Actions
Multiattack. The owlbear makes two attacks: one with its beak and one with its claws.
Beak. Melee Weapon Attack: +7 to hit, reach 5 ft., one creature. Hit: 10 (1d10 + 5) piercing damage.
Claws. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 14 (2d8 + 5) slashing damage.
A monstrous cross between giant owl and bear, an owlbear’s reputation for ferocity and aggression makes it one of the most feared predators of the wild.