Monsters by type

Abberation

Aboleth
Chull
Cloaker
Gibbering Mouther
Otyugh

Beast

Ape
Axe Beak
Baboon
Badger
Bat
Black bear
Blood Hawk
Boar
Brown Bear
Camel
Cat
Constrictor Snake
Crab
Crocodile
Deer
Dire Wolf
Draft Horse
Eagle
Elephant
Elk
Flying Snake
Frog
Giant Ape
Giant Badger
Giant Bat
Giant Boar
Giant Centipede
Giant Constrictor Snake
Giant Crab
Giant Crocodile
Giant Eagle
Giant Elk
Giant Fire Beetle
Giant Frog
Giant Goat
Giant Hyena
Giant Lizard
Giant Octopus
Giant Owl
Giant Poisonous Snake
Giant Rat
Giant Scorpion
Giant Sea Horse
Giant Shark
Giant Spider
Giant Toad
Giant Vulture
Giant Wasp
Giant Weasel
Giant Wolf Spider
Goat
Hawk
Hunter Shark
Hyena
Jackal
Killer Whale
Lion
Lizard
Mammoth
Mastiff
Mule
Octopus
Owl
Panther
Phase Spider
Plesiosaurus
Poisonous Snake
Polar Bear
Pony
Quipper
Rat
Raven
Reef Shark
Rhinoceros
Riding Horse
Saber-Toothed Tiger
Scorpion
Sea Horse
Spider
Stirge
Tiger
Triceratops
Tyrannosaurus Rex
Vulture
Warhorse
Weasel
Wolf

Celestial

Couatl
Deva
Pegasus
Planetar
Solar
Unicorn

Construct

Animated Armor
Clay Golem
Flesh Golem
Flying Sword
Homunculus
Iron Golem
Rug of Smothering
Shield Guardian
Stone Golem

Dragon

Adult Black Dragon
Adult Blue Dragon
Adult Brass Dragon
Adult Bronze Dragon
Adult Copper Dragon
Adult Gold Dragon
Adult Green Dragon
Adult Red Dragon
Adult Silver Dragon
Adult White Dragon
Ancient Black Dragon
Ancient Blue Dragon
Ancient Brass Dragon
Ancient Bronze Dragon
Ancient Copper Dragon
Ancient Gold Dragon
Ancient Green Dragon
Ancient Red Dragon
Ancient Silver Dragon
Ancient White Dragon
Black Dragon Wyrmling
Blue Dragon Wyrmling
Brass Dragon Wyrmling
Bronze Dragon Wyrmling
Copper Dragon Wyrmling
Dragon Turtle
Green Dragon Wyrmling
Pseudodragon
Red Dragon Wyrmling
Silver Dragon Wyrmling
White Dragon Wyrmling
Wyvern
Young Black Dragon
Young Blue Dragon
Young Brass Dragon
Young Bronze Dragon
Young Copper Dragon
Young Gold Dragon
Young Green Dragon
Young Red Dragon
Young Silver Dragon
Young White Dragon

Elemental

Air Elemental
Azer
Djinni
Dust Mephit
Earth Elemental
Efreeti
Fire Elemental
Gargoyle
Ice Mephit
Invisible Stalker
Magma Mephit
Magmin
Salamander
Steam Mephit
Water Elemental
Xorn

Fey

Blink Dog
Dryad
Green Hag
Satyr
Sea Hag
Sprite

Fiend

Hell Hound
Night Hag
Nightmare
Rakshasa

Fiend (demon)

Balor
Dretch
Glabrezu
Hezrou
Marilith
Nalfeshnee
Quasit
Vrock

Fiend (devil)

Barbed Devil
Bearded Devil
Bone Devil
Chain Devil
Erinyes
Horned Devil
Ice Devil
Imp
Lemure
Pit Fiend

Fiend (shapechanger)

Succubus/Incubus

Giant

Cloud Giant
Ettin
Fire Giant
Frost Giant
Hill Giant
Ogre
Oni
Stone Giant
Storm Giant
Troll

Humanoid

Bugbear

Humanoid (any race)

Acolyte
Archmage
Assassin
Bandit
Bandit Captain
Berserker
Commoner
Cult Fanatic
Cultist
Druid
Gladiator
Guard
Knight
Mage
Noble
Priest
Scout
Spy
Thug
Tribal Warrior
Veteran

Humanoid (dwarf)

Duergar

Humanoid (elf)

Elf, Drow

Humanoid (gnoll)

Gnoll

Humanoid (gnome)

Gnome, Deep (Svirfneblin)

Humanoid (goblinoid)

Goblin
Hobgoblin

Humanoid (grimlock)

Grimlock

Humanoid (human)

Half-Red Dragon Veteran

Humanoid (human, shapechanger)

Werebear
Wereboar
Wererat
Weretiger
Werewolf

Humanoid (kobold)

Kobold

Humanoid (lizardfolk)

Lizardfolk

Humanoid (merfolk)

Merfolk

Humanoid (orc)

Orc

Humanoid (sahuagin)

Sahuagin

Monstrosity

Androsphinx
Ankheg
Basilisk
Behir
Bulette
Centaur
Chimera
Cockatrice
Darkmantle
Death Dog
Doppleganger
Drider
Ettercap
Gorgon
Grick
Griffon
Guardian Naga
Gynosphinx
Harpy
Hippogriff
Hydra
Lamia
Manticore
Medusa
Merrow
Minotaur
Owlbear
Purple Worm
Remorhaz
Roc
Roper
Rust Monster
Spirit Naga
Tarrasque
Winter Wolf
Worg

Monstrosity (shapechanger)

Mimic

Monstrosity (titan)

Kraken

Ooze

Black Pudding
Gelatinous Cube
Gray Ooze
Ochre Jelly

Plant

Awakened Shrub
Awakened Tree
Shambling Mound
Shrieker
Treant
Violet Fungus

Swarm of tiny beasts

Swarm of Bats
Swarm of Insects
Swarm of Poisonous Snakes
Swarm of Quippers
Swarm of Rats
Swarm of Ravens

Undead

Ghast
Ghost
Ghoul
Lich
Minotaur Skeleton
Mummy
Mummy Lord
Ogre Zombie
Shadow
Skeleton
Specter
Vampire Spawn
Warhorse Skeleton
Wight
Will-o'-Wisp
Wraith
Zombie

Undead (shapechanger)

Vampire