| No. | Name | HP | Tolerance | Weakness | Drop | Exp | Description |
|---|---|---|---|---|---|---|---|
| 1 | Bat | 10 | Sword | 1 | A bloodsucking bat that lurks in the castle. | ||
| 2 | Zombie | 18 | Darkness | Sword, Holy | Cloth Tunic Baselard | 1 | A rotting corpse animated by magic. |
| 3 | Skeleton | 20 | Darkness | Holy | 3 | A magically animated human skeleton. | |
| 4 | Merman | 20 | Water | Sword, Fire, Curse | 2 | Lives close to the shore and attacks anything that comes near it. | |
| 5 | Axe Armor | 60 | Lightning, Stone | Leather Plate | 10 | An armored soldier that wields an axe. | |
| 6 | Skull Archer | 42 | Darkness | Holy | 5 | A skeleton archer. | |
| 7 | Peeping Eye | 38 | 8 | The castle's designated "watch dog" | |||
| 8 | Killer Fish | 25 | Water | Flame | Tasty Meat | 10 | A large, man-eating fish. Rumored to be quite tasty. |
| 9 | Bone Pillar | 75 | Darkness | Holy | Mind Up | 9 | The skeletal remains of a dinosaur neck animated by magic. |
| 10 | Blue Crow | 25 | Sword, Stone | 2 | A blue crow that nibbles upon rotting corpses. | ||
| 11 | Buer | 20 | Poison | 6 | A lion with five legs. | ||
| 12 | White Dragon | 95 | Darkness | Holy | 20 | The magically animated remains of a dinosaur. | |
| 13 | Zombie Soldier | 46 | Darkness | Sword, Holy, Stone | Rotten Meat Combat Knife | 9 | Animated corpse of a soldier who marched to his death 36 years ago. |
| 14 | Skeleton Knight | 48 | Darkness | Holy | Rapier | 12 | The magically animated skeleton of a dead swordsman. |
| 15 | Ghost | 10 | Darkness | Holy | 1 | A small spirit doomed to wander the castle grounds for all eternity. | |
| 16 | Siren | 50 | Sword, poison, Curse | 20 | A beast whose beautiful singing voice has the power to mesmerize. | ||
| 17 | Tiny Devil | 20 | Darkness | Holy | Mind Up | 8 | This demon is quite terrifying, despite his small size. |
| 18 | Durga | 34 | Darkness | Sword, Poison, Stone | Gym Clothes Coffee | 15 | A monster that feasts on the flesh of its victims. |
| 19 | Rock Armor | 72 | Lightning, Stone | Hammer Copper Plate | 24 | An armored soldier that throws boulders. | |
| 20 | Giant Ghost | 75 | Darkness | Holy | 22 | Transformed into a giant ghost by exposure to the castle's magic. | |
| 21 | Winged Skeleton | 20 | Holy | Spear | 3 | A skeleton that has been given wings of bone. | |
| 22 | Minotaur | 200 | Sword, Poison, Curse | Battle Axe Meat Strip | 60 | This mixture of man and bull possesses superhuman powers. | |
| 23 | Student Witch | 80 | Sword, Poison, Stone | Mind Up Cream Soda | 28 | A witch-in-training. Can sometimes land her broomstick without crashing. | |
| 24 | Arachne | 100 | Stone | Potion | 32 | This beast appears to be part woman, part spider. | |
| 25 | Fleaman | 10 | Sword, Poison, Curse | Cloth Tunic | 15 | Creature that hops around like a flea. | |
| 26 | Evil Butcher | 112 | Sword, Poison, Curse | Baselard Spoiled Milk | 30 | Loves to slice things with his well-used butcher knives. | |
| 27 | Quezlcoatl | 60 | Darkness | Holy | Ancient Belt | 42 | A reincarnation of the ancient snake god. |
| 28 | Ectoplasm | 30 | Darkness | Holy | Uncurse Potion | 15 | Cotton-like substance that oozes from the corpses of men w/regrets. |
| 29 | Catoblepas | 200 | Sword, Poison, Curse | Milk | 40 | This ox-like beast's breath turns living things to stone. | |
| 30 | Ghost Dancer | 25 | Tea | 22 | The elegantly dancing ghost of an aristocrat. | ||
| 31 | Waiter Skeleton | 31 | Darkness | Holy | Beef Curry | 38 | A skeletal waiter that carries a bowl of delicious curry. |
| 32 | Killer Doll | 110 | Flame, Stone | 40 | A figurine possessed by the spirit of a mass murderer. | ||
| 33 | Zombie Officer | 150 | Darkness | Sword, Holy, Stone | Combat Knife Army Jacket | 40 | Animated corspe of a lieutenant who marched to his death 36 years ago. |
| 34 | Creaking Skull | 240 | Darkness | Holy | 110 | A giant corpse whose body has collapsed under its own weight. | |
| 35 | Wooden Golem | 250 | Flame | Grapes | 200 | A man-like figure built of wood and animated by magic. | |
| 36 | Tsuchinoko | 300 | Curse | 80 | A mythical snake proven to exist by Soma Cruz in 2035. | ||
| 37 | Persephone | 150 | Sword, Poison | Scarf Strawberry | 55 | A demon maid that served a noble master. | |
| 38 | Lilith | 220 | Darkness | Sword | Pendant | 60 | Sucks away your soul as you dream. Appears as a beautiful woman. |
| 39 | Nemesis | 170 | 75 | An angel who hunts and slaughters man-beasts. | |||
| 40 | Kyoma Demon | 220 | Darkness | Holy | 60 | This demon leaps out from mirrors and attacks his prey. | |
| 41 | Chronomage | 80 | Pudding | 30 | Rabbit that uses a clock to stop time Strict in regards to tardiness. | ||
| 42 | Valkyrie | 55 | Holy | Sword, Darkness, Poison, Curse | Partizan Iron Plate | 80 | A female warrior with a pretty face and a wicked heart. |
| 43 | Witch | 180 | Flame | Sword, Poison, Stone | Melon Gabolg | 75 | She is so thrilled to have become a witch. |
| 44 | Curly | 90 | Darkness | Sword, Poison, Stone | Skull Necklace Flame Necklace | 67 | A demon that uses all four of its arms to smash things. |
| 45 | Altair | 30 | Sword | 10 | An atrocious eagle that carries Ripper with it. | ||
| 46 | Red Crow | 70 | Sword, Stone | 44 | A vicious crow dyed red by the splattered blood of wounded men. | ||
| 47 | Cockatrice | 380 | Sword, Curse | Potion | 120 | One glare from this bird-like beast will turn you to stone. | |
| 48 | Dead Warrior | 110 | Darkness | Holy | Samurai Armor | 100 | The horse-riding ghost of a dead samurai warrior. |
| 49 | Devil | 300 | Darkness | Holy | Skull Necklace High Mind Up | 200 | A creature spawned from the deepest abyss of hell. |
| 50 | Imp | 52 | Darkness | Holy, Stone | Mind Up | 60 | A tiny demon who loves mischief. |
| 51 | Werewolf | 290 | Sword, Curse | Black Belt Milk | 100 | A wild man that transforms into a wolf. | |
| 52 | Gorgon | 320 | Sword, Poison, Curse | Meat Strip Milk | 95 | An ox-like creature with hardened skin of iron. | |
| 53 | Disc Armor | 240 | Lightning, Stone | Iron Plate | 150 | An armored soldier possessing spinner razor-sharp discs. | |
| 54 | Golem | 200 | Everything | High Potion | 180 | A man-like figure molded out of soil and animated by magic. | |
| 55 | Manticore | 440 | Sword, Curse, Stone | Gladius | 250 | A monster with the body of a lion, the wings of a bat and a scorpion's tail. | |
| 56 | Gremlin | 70 | Sword | 90 | A creature who loves to fiddle with machinery. | ||
| 57 | Harpy | 150 | Sword, Curse | 100 | A bird monster with the upper body of a woman. | ||
| 58 | Medusa Head | 30 | Darkness | Holy | 10 | A creature mass-produced from the head of Medusa. | |
| 59 | Bomber Armor | 200 | Sword | Lightning, Stone | Steel Plate | 200 | An armored soldier that throws bombs. |
| 60 | Lightning Doll | 170 | Lightning | Flame, Stone | 130 | A doll possessed by the spirit of an electrocuted prisoner. | |
| 61 | Great Armor | 650 | Lightning | Iron Plate Great Sword | 300 | A heavily-armed soldier built out of the corpses of great warriors. | |
| 62 | Une | 10 | Flame | 10 | Plant-like monster that assaults its prey with thorn-covered leaves. | ||
| 63 | Giant Worm | 100 | Flame | Cream Puff | 80 | Transformed into a giant insect by exposure to the castle's magic. | |
| 64 | Needles | 1 | Tasty Meat | 10 | A giant, mutant sea urchin. | ||
| 65 | Man-Eater | 666 | Sword | Rahab's Sword | 444 | A worm that subsists on skulls. | |
| 66 | Fish Head | 280 | Darkness | Holy | 100 | Dead fish reanimated to protect the sea. | |
| 67 | Nightmare | 260 | Darkness | Holy | Lance | 280 | A demon that takes up residence in one's dreams. |
| 68 | Triton | 400 | Flame, Curse | Trident Potato Pancake | 300 | Ruler of the water kingdom. | |
| 69 | Slime | 200 | Sword, Water | Flame | 200 | A creature whose body is made up of a gelatinous substance. | |
| 70 | Big Golem | 1200 | Milican's Sword | 1000 | A man-like figure molded out of soil and animated by magic. | ||
| 71 | Dryad | 350 | Flame | Mystletain Persimmon | 200 | An evil tree spirit. | |
| 72 | Poison Worm | 100 | Flame | Anti-Venom | 120 | A large insect that spits venom. | |
| 73 | Arc Demon | 500 | Darkness | Holy | High Mind Up | 400 | Uses the powers of darkness to wreak havoc upon the world. |
| 74 | Cagnazzo | 180 | Sword | Uncurse Potion Onikiri | 220 | Picky, underworld fiend. | |
| 75 | Ripper | 80 | Sword, Poison | Crimson Cloak | 80 | This fiend enjoys slaughtering people with a knife. | |
| 76 | Werejaguar | 380 | Sword, Poison, Curse | Mach Punch | 260 | Works on his straight punch so he can defeat Weretiger. | |
| 77 | Ukoback | 80 | Flame, Darkness | Water, Holy, Stone | 180 | One of hell's cauldron demons with a blazing red hot body. | |
| 78 | Alura Une | 800 | Flame | Melon | 400 | An Une raised on warm blood. | |
| 79 | Biphron | 380 | Flame | Sword, Poison, Curse | 280 | Spirit creature whose glow illuminates dark graveyards. | |
| 80 | Mandragora | 200 | 100 | Insanity overcomes all who hear his cry. | |||
| 81 | Flesh Golem | 2000 | Sword | Rotten Meat Spoiled Milk | 400 | A man-like figure build from the body parts of corpses. Animated by magic. | |
| 82 | Sky Fish | 100 | 3000 | A creature that moves at high speed. Invisible to catch with the naked eye. | |||
| 83 | Dead Crusader | 180 | Darkness | Holy | Estoc Blocking Mail | 380 | Skeleton swordsman with strong defense. |
| 84 | Kicker Skeleton | 200 | Darkness | Holy | Red Scarf Ancient Belt | 80 | Flying kicks are this skeleton's specialty. |
| 85 | Weretiger | 400 | Sword, Poison, Curse | Whip Knuckle | 320 | Works on his uppercut so that he can defeat Werejaguar. | |
| 86 | Killer Mantle | 200 | Flame | Ramen | 345 | An evil cloak that assaults humans. | |
| 87 | Mudman | 200 | 400 | The evil spirit of a man who drowned in a marsh. | |||
| 88 | Gargoyle | 70 | Holy | 240 | A grotesque monster with the wings of a bat. | ||
| 89 | Red Minotaur | 929 | Sword, Poiosn, Curse | Battle Axe Tasty Meat | 1000 | A red minotaur that grew stronger during a recent trip to hell. | |
| 90 | Beam Skeleton | 400 | Darkness | Holy | 320 | Skeleton wizard whose powers come from the hole drilled into his head. | |
| 91 | Alastor | 1200 | 1500 | His vengeful spirit possesses a floating sword. | |||
| 92 | Skull Millione | 250 | Sword, Curse | Kunitsuna Poison Fist | 300 | Hell spawn with poisoned claws. | |
| 93 | Giant Skeleton | 2000 | Darkness | Holy | Durandal | 1200 | A huge skeleton with no lower body that crawls along the ground. |
| 94 | Gladiator | 600 | Darkness | Holy | 1000 | Though he's dead, this horseback warrior still seeks out battles. | |
| 95 | Bael | 300 | Poison | 380 | A demon that grants cunningness. | ||
| 96 | Succubus | 550 | Darkness | Sword | Heart Pendant Pudding | 360 | This enticing beauty is really a nightmare in disguise. |
| 97 | Mimic | 100 | Darkness | Holy | 200 | Assumes the form of a treasure and quietly awaits his prey. | |
| 98 | Stolas | 1500 | Darkness | Holy | High Potion | 1500 | An aged, wise owl. |
| 99 | Erinys | 200 | Holy | Sword, Darkness, Poison, Curse | Ronginus' Spear | 500 | The goddess of revenge. |
| 100 | Lubicant | 500 | Sword, Curse | Muramasa | 550 | An always angry minion of hell. Not enough calcium in his diet. | |
| 101 | Basilisk | 700 | Sword, Curse | Milican's Sword | 600 | The offspring of a lizard and a bird. Its gaze can turn you to stone. | |
| 102 | Iron Golem | 9999 | Everything | Killer Mantle | 500 | A man-like figure made of iron and animated by magic. Extremely tough. | |
| 103 | Demon Lord | 1800 | Darkness | Holy | Mana Prism Demon's Mail | 3000 | This dark king rules over most of the demon population. |
| 104 | Final Guard | 1200 | Everything | Gold Plate Final Sword | 2000 | Specially chosen to defend important areas of the castle. | |
| 105 | Flame Demon | 500 | Flame, Darkness | Water, Holy | Laevatain | 400 | A fiend born from the hell fires. |
| 106 | Shadow Knight | 3000 | Sword, Darkness | Holy | Super Potion | 3000 | This strong knight sold his soul to the Devil. |
| 107 | Headhunter | 700 | Darkness | Sword | 3000 | This demon collects the severed heads of his victims. | |
| 108 | Death | 4444 | Darkness | 4444 | Dracula's confidant. | ||
| 109 | Legion | 5000 | Darkness | Holy | 12000 | He is many, he is one. | |
| 110 | Balore | 4000 | 16000 | Demon with a fear inducing gaze. | |||
| 111 | Belmont | 6000 | Holy, Poison, Curse, Stone | 0 | The most powerful Vampire Hunter. Recently regained his memory. | ||
| 112 | Graham | 5000 | Poison, Curse, Stone | 0 | A missionary gone amiss. Believes himself to be Dracula. |