Oni

Fiend · Large

An ogre-sized fiend that walks among villagers in a borrowed human face, then feeds on them by night. Folk tales warn of the kindly stranger who asks too many questions about the children.

Danger

Deadly

How it is met

Alone, by night

Challenge

7

SRD 5.2.1 stat blocks

Oni

Pathfinder Second Edition

Mountain Oni (level 8, Monster Core)

Where it is met

Temperate Forest, Temperate Conifer Forest

Also: Village, Town

Gives

Oni Liver

Stat blocks (D&D 5e)

Oni

Large Fiend, Lawful Evil

AC 17 · Initiative +0 (10)

HP 119 (14d10 + 42)

Speed 30 ft., Fly 30 ft. (hover)

Skills Arcana +5, Deception +8, Perception +4

Resistances Cold

Senses Darkvision 60 ft.; Passive Perception 14

Languages Common, Giant

CR 7 (XP 2,900; PB +3)

Traits

Regeneration. The oni regains 10 Hit Points at the start of each of its turns if it has at least 1 Hit Point.

Actions

Multiattack. The oni makes two Claw or Nightmare Ray attacks. It can replace one attack with a use of Spellcasting.

Claw. Melee Attack Roll: +7 , reach 10 ft. Hit: 10 (1d12 + 4) Slashing damage plus 9 (2d8) Necrotic damage.

Nightmare Ray. Ranged Attack Roll: +5, range 60 ft. Hit: 9 (2d6 + 2) Psychic damage, and the target has the Frightened condition until the start of the oni’s next turn.

Shape-Shift. The oni shape-shifts into a Small or Medium Humanoid or a Large Giant, or it returns to its true form. Other than its size, its game statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed.

Spellcasting. The oni casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 13):
1/Day Each: Charm Person (level 2 version), Darkness, Gaseous Form, Sleep

Bonus Actions

Invisibility. The oni casts Invisibility on itself, requiring no spell components and using the same spellcasting ability as Spellcasting.

This work includes material from the System Reference Document 5.2.1 ("SRD 5.2.1") by Wizards of the Coast LLC, available at https://www.dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License, available at https://creativecommons.org/licenses/by/4.0/legalcode.

This product is licensed under the ORC License located at the Library of Congress at TX 9-307-067 and available online at various locations including paizo.com/orclicense, azoralaw.com/orclicense, and others. All warranties are disclaimed as set forth therein. Attribution: this rules layer is based on the following Licensed Material: Pathfinder Player Core © 2023 Paizo Inc., Designed by Logan Bonner, Jason Bulmahn, Stephen Radney-MacFarland, and Mark Seifter. Authors: Alexander Augunas, Kate Baker, Logan Bonner, Jason Bulmahn, Carlos Cabrera, Calder CaDavid, James Case, Eleanor Ferron, Steven Hammond, Joan Hong, Vanessa Hoskins, James Jacobs, Jenny Jarzabski, Erik Keith, Dustin Knight, Lyz Liddell, Luis Loza, Patchen Mortimer, Dennis Muldoon, Stephen Radney-MacFarland, Mikhail Rekun, David N. Ross, Michael Sayre, Mark Seifter, Kendra Leigh Speedling, Mark Thompson, Clark Valentine, Andrew White, Landon Winkler, and Linda Zayas-Palmer; Pathfinder GM Core © 2023 Paizo Inc., Designed by Logan Bonner and Mark Seifter. Authors: Amirali Attar Olyaee, Logan Bonner, Creighton Broadhurst, Jason Bulmahn, James Case, Jesse Decker, Eleanor Ferron, Fabby Garza Marroquín, Jaym Gates, Matthew Goetz, James Jacobs, Brian R. James, Jenny Jarzabski, Dustin Knight, Jason LeMaitre, Lyz Liddell, Luis Loza, Ron Lundeen, Stephen Radney-MacFarland, David N. Ross, Michael Sayre, Mark Seifter, Owen K.C. Stephens, Amber Stewart, Clark Valentine, Landon Winkler, and Linda Zayas-Palmer; Pathfinder Monster Core © 2024 Paizo Inc., Authors: Alexander Augunas, Dennis Baker, Kate Baker, Joshua Birdsong, Joseph Blomquist, Logan Bonner, Jason Bulmahn, James Case, John Compton, Paris Crenshaw, Adam Daigle, Darrin Drader, Brian Duckwitz, Robert N. Emerson, Scott Fernandez, Eleanor Ferron, Leo Glass, Matthew Goodall, BJ Hensley, Thurston Hillman, Vanessa Hoskins, James Jacobs, Jenny Jarzabski, Miko Kallio, Jason Keeley, Jeff Lee, Lyz Liddell, Luis Loza, Ron Lundeen, Robert G. McCreary, Philippe-Antoine Menard, Jacob W. Michaels, Dave Nelson, Jason Nelson, Tim Nightengale, Stephen Radney-MacFarland, Mikhail Rekun, Patrick Renie, Alex Riggs, David N. Ross, Michael Sayre, Mark Seifter, Chris S. Sims, Amber Stewart, Jeffrey Swank, William Thompson, Jason Tondro, Clark Valentine, Landon Winkler, Tonya Woldridge, and Linda Zayas-Palmer. If you use our Licensed Material in your own published work, please credit us as follows: Biomes, Pathfinder Second Edition rules layer © 2026 Michael Ghelfi. Reserved Material: the names of Biomes and its catalogues, its descriptions, sounds, art and code. Pathfinder is a registered trademark of Paizo Inc.; this site is not published, endorsed, or specifically approved by Paizo Inc.

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