CR 12 Monsters
83 D&D 5e monsters at challenge rating 12. Build encounters by totalling XP from this CR bucket against your party's adventuring-day budget — see the 2024 DMG's encounter rules for the new tighter formula.
Adult Crystal Dragon Dragon (Gem)Akkorokamui CelestialAkyishigal, Demon Lord of Cockroaches Fiend (Demon)Ancient Lightning Eel BeastAncient Titan CelestialAngelic Enforcer CelestialArcanaloth FiendArcanaloth (summoner variant) FiendArcanaloth* FiendArchdruid HumanoidArchpriest HumanoidArchpriest* HumanoidBear King FeyBoneclaw UndeadBonepowder Ghoul UndeadBoneshard Wraith UndeadChimeron Fiend (Demon)Chort Devil Fiend (Devil)Chronomatic Enhancer ConstructCloud Giant of Evil Air GiantCulicoid Fiend (Demon)Death Barque UndeadDeath Giant Reaper GiantDerendian Moth Abomination MonstrosityDevil Magistrate Fiend (Devil)Devouring Angel AberrationDragon Eel DragonDroth AberrationDuergar Despot HumanoidEidolon UndeadErinyes Fiend (Devil)Erinyes (Rope Variant) Fiend (Devil)Erinyes (Summoner Variant) Fiend (Devil)Fire Giant Trooper GiantFirst Servant HumanoidFlutterflesh UndeadFomorian Warlock of the Dark GiantFrost Giant Everlasting One GiantGalidroo MonstrosityGithyanki Kith'rak HumanoidGithzerai Psion AberrationGithzerai Psion* AberrationGlacier Behemoth BeastGray Render MonstrosityGug GiantHerald of Blood FiendHerald of Fire DragonHill Giant Avalancher GiantHoard Golem ConstructHorned Serpent MonstrosityIllhveli, Kembingur MonstrosityInfernal Swarm Swarm of Small FiendsKi-rin CelestialLantern Giant GiantLord of Vultures FeyMaelstrom Devil Fiend (Devil)Maha Fiend (Demon)Mavka UndeadNihileth UndeadOinoloth FiendPirate Admiral HumanoidPirate Admiral* HumanoidQueen of Serpents FeyQuesting Knight HumanoidQuesting Knight* HumanoidReynard FeyScintillating Ooze OozeServok Builder ConstructSkein Witch CelestialSon of Fenris MonstrosityStalker of Baphomet Fiend (Demon)Stellar Rorqual AberrationSunlight Nexus ElementalThrummren CelestialTitanoboa BeastTosculi Hive-Queen MonstrosityUndead Phoenix UndeadVenom Maw Hydra MonstrosityVirtuoso Lich UndeadWarlord HumanoidYskarakta, Lord of the Satarre FiendYuan-ti Anathema MonstrosityZenith Aastrika Giant