Monsters

Oinoloth

2 versions

CR 12

Mordenkainen Presents: Monsters of the Multiverse Mordenkainen's Tome of Foes

Olara

CR 1/2

Critical Role: Call of the Netherdeep

Old Croaker

CR 1

Explorer's Guide to Wildemount

Old Troglodyte

CR 1/8

Waterdeep: Dungeon of the Mad Mage

Olhydra

CR 18

Princes of the Apocalypse

Ollin

CR 2

Journeys through the Radiant Citadel

Omin Dran

CR 5

Acquisitions Incorporated

One-Eyed Shiver

CR 3

Princes of the Apocalypse

Oneirovore

CR 11

Chains of Asmodeus

Oni

2 versions

CR 7

Monster Manual Monster Manual (2024)

Ontharr Frume

CR 9

Hoard of the Dragon Queen

Ontharyx

CR 4

Phandelver and Below: The Shattered Obelisk

Onyx

CR 0

The Orrery of the Wanderer

Ooze Master

CR 10

Tales from the Yawning Portal

Ooze-Folk

CR 1/2

Locathah Rising

Ophelia

CR 4

Turn of Fortune's Wheel

Oracle

CR 4

Mythic Odysseys of Theros

Oracle of Strixhaven

CR 15

Strixhaven: A Curriculum of Chaos

Oracs the Enduring

CR 21

Explorer's Guide to Wildemount

Orc

CR 1/2

Monster Manual

Orc Blade of Ilneval

CR 4

Volo's Guide to Monsters

Orc Claw of Luthic

CR 2

Volo's Guide to Monsters

Orc Commoner

CR 0

Tales from the Yawning Portal

Orc Eye of Gruumsh

CR 2

Monster Manual

Orc Hand of Yurtrus

CR 2

Volo's Guide to Monsters

Orc Nurtured One of Yurtrus

CR 1/2

Volo's Guide to Monsters

Orc Red Fang of Shargaas

CR 3

Volo's Guide to Monsters

Orc War Chief

CR 4

Monster Manual

Orcus

2 versions

CR 26

Mordenkainen Presents: Monsters of the Multiverse Mordenkainen's Tome of Foes

Oread

CR 4

Mythic Odysseys of Theros

Oreioth

CR 2

Princes of the Apocalypse

Oren Yogilvy

Storm King's Thunder

Orien Enforcer

CR 4

Encounters from the Abyss

Orinix

CR 13

Vecna: Eve of Ruin

Oriq Blood Mage

CR 9

Strixhaven: A Curriculum of Chaos

Oriq Recruiter

CR 4

Strixhaven: A Curriculum of Chaos