Ниже приведён список противников из игры Might and Magic Book One: The Secret of the Inner Sanctum. Так как игра не имела локализации в России, то названия существ приведены в оригинале.
- 12 headed hydra
- 16 headed hydra
- 5 headed hydra
- 8 headed hydra
- Acidic blob
- Air elemental
- Algae beast
- Arch devil
- Arch druid
- Arch mage
- Assassin
- Banshee
- Barbarian
- Barbarian chief
- Barracuda
- Basilisk
- Battle rat
- Black dragon
- Black knight
- Blue dragon
- Caryatid guard
- Cave giant
- Cave troll
- Celestial stag
- Centaur
- Chaotic knight
- Chimera
- Cleric
- Cockatrice
- Crocodile
- Cyclops
- Deadly spores
- Demon dog
- Demon lord
- Diamond golem
- Dinobeetle
- Dinolizard
- Druid
- Dung beetle
- Dust demon
- Earth elemental
- Electric eel
- Enchantress
- Evil eye
- Executioner
- Fire ant
- Fire beetle
- Fire elemental
- Fire lizard
- Flesh eater
- Frost giant
- Gargantuan ant
- Gargoyle
- Ghost
- Ghoul
- Giant centipede
- Giant crab
- Giant leech
- Giant scorpion
- Giant sloth
- Giant spider
- Giant squid
- Gnoll
- Gnome
- Goblin
- Gold dragon
- Gorgon
- Gray dragon
- Greater demon
- Greater devil
- Green dragon
- Gremlin
- Griffin
- Guardian spirit
- Guardsman
- Hag
- Harpy
- High cleric
- Hill troll
- Hippocampus
- Hippogriff
- Invisible thing
- Killer bees
- Kirin
- Kobold
- Lamprey
- Lava beast
- Lesser demon
- Lesser devil
- Lich
- Locust plague
- Mage
- Magician
- Man eating mare
- Manticore
- Mantis warrior
- Master archer
- Master thief
- Medusa
- Militiaman
- Minor demon
- Minor devil
- Minotaur
- Mummy
- Mutant larva
- Naga
- Necromancer
- Ogre
- Ogre chief
- Orc
- Orc chieftain
- Orc leader
- Panthro mist
- Pegasus
- Phantom
- Phoenix
- Poltergeist
- Pyro hydra
- Rabid jackal
- Rabid leper
- Rakshasha
- Red dragon
- Rhino beetle
- Roc
- Rotting corpse
- Sand worm
- Satyr
- Savage shrew
- Sea dragon
- Sea hag
- Sea serpent
- Shadow beast
- Shark
- Silver dragon
- Siren
- Skeleton
- Slither beast
- Snake
- Specter
- Sphinx
- Sprite
- Steel golem
- Stone giant
- Stone golem
- Storm giant
- Strangling vine
- Swarming wasps
- Swordsman
- Thief
- Titan
- Troglodyte
- Troll
- Unicorn
- Vampire
- Vampire bat
- Warlock
- Warrior
- Warrior cat
- Water elemental
- Water rat
- Werebear
- Werephase mummy
- Werewolf
- White dragon
- White wolf
- Wicked witch
- Wight
- Wild boar
- Wizard
- Wolverine
- Wood golem
- Wraith
- Wyvern
- Xx!Xx!Xx!Xx!Xx
- Yeti
- Zombie