There are a lot of Enemies that must be faced in Dark Castle, here is a list of them:
Main Article: Acid Eye
Main Article: Armored Guard
He looks like a guard, but with shiny armor or, in Return to Dark Castle, black armor and a red feather in his helmet. He can't be killed with anything but a stoneball. Rocks, Fireballs, and arrows from the Crossbow all bounce off of him.
Main Article: Axe Henchman
the axe henchman is an enemy in return to dark castle. he will throw axes at you and only appears in the kitcken. any weapon will kill him.
Main Article: Bat
One of the most common enemies in the Dark Castle Series, the bat is one of the enemies which won't kill you as long as you are holding an Elixir. They are slow, but can fly over and through walls (though not in Return to Dark Castle). A Rock, Fireball or stoneball will kill one.
Killing a Bat gives you 30 points.
Main Article: Big Bird
Killing a Big Bird gives you 150 points.
In Return to Dark Castle, the Big Bird appears in the Invaders level.
Main Article: Bird
Birds sit on some platforms or in windows and start to fly after some time. The direction they fly is always random. They can be killed with Rocks, Fireball, Stoneball or a weapon. If they touch you, you die.
Main Article: Black Knight
The Black Knight is the final boss, and ruler of Dark Castle. He can throw Mugs or knives at you. To kill him in Dark Castle, pull the 5 chains. To kill him in Beyond Dark Castle, throw Fireballs at him. To kill him in Return to Dark Castle, pull two chains to drop a chandelier on him, then hit him in the face with a stoneball and then whack him with the sword until his life bar is empty.
Killing the Black Knight gives you 5,000 points in Dark Castle, and 8,000, 12,000, or 1,000,000 points depending on the Difficulty. In Return to Dark Castle, killing the Black Knight adds 10% to your progress.
Bowling Ball HenchmanEdit
Main Article: Bowling Ball Henchman
Main Article: Brewery Henchman
Killing the Brewery Henchman gives you 150 points.
In Return to Dark Castle, the Brewery Henchman appears in several other levels as well. You can defeat him using any weapon.
Main Article: Burning Eye
The Burning Eye shows up in a few levels, and is one of the most dangerous enemies due to the fact that in some levels (and all of Return to Dark Castle) it cannot be killed, only stunned, but can fly over walls and shoot Fireballs at you. To stun/kill him, throw Rocks, or Fireballs at him. To permanently kill him in all versions of the game, use a stoneball.
Main Article: Dragon
The Dragon is one of the invincible enemies in the Dark Castle Series. It can however be passed, or stunned by splashing it with water.
For stunning the Dragon, you get 150 points.
In Return to Dark Castle, the Dragon only appears in one level.
Main Article: Caterpillar
The Caterpillar is much like a rat except that it will only take health. Elixir will not protect you. Caterpillars fall from the ceiling/sky at random intervals. They can be killed using Rocks, Fireballs, Stoneballs, or Boots.
Main Article: Gargoyle
The Gargoyle is one of the few Enemies that cannot be killed by Rocks. It is also one of the few enemies that doesn't kill you. Instead, it drops you in the Dungeon or the Trouble Level Path. In addition, it only shows up in the Black Knight levels. Its appearance is heralded by a cawing noise. To kill it, simply throw a Fireball at it.
For killing a Gargoyle you get 150 points.
Main Article: Guard
The Guard is one of the more common Enemies in the Dark Castle Series. If you throw a rock at a Guard or shoot it with the crossbow it will be knocked out, but if you throw a Fireball or stoneball at one it will die.
For killing/stunning a Guard you get 50 points.
Main Article: Magic Broom
The Magic Broom is one of the rarest enemies, showing up in only one level. It cannot be killed. On the contrary, if hit by a rock or Fireball, it multiplies, or gets stunned. In Return to Dark Castle, the Magic Broom is more common. When you make them multiply, the smallest brooms will fall off edges and disappear. The best way to defeat them is with a stoneball or simply by using the Shield as it sweeps by.
For hitting a Magic Broom you get 30 points.
Main Article: Magic Bucket
The bucket looks like a piece of the scenery, but when you get near it, it jumps up and if it touches you, it kills you. To kill the bucket, you can fight it with a weapon like the mace, or hit it with a stoneball. Fireballs will push the bucket, but not kill it.
Main Article: Marsh Creature
The Marsh Creature is a giant tentacle that shows up in the Mosquito Marsh. You need to hit it with a weapon like a Mace or Shovel until it's dead, at which point, a platform appears. If it touches you, you're dead. Rocks, a Fireball, or a Stoneball will do nothing against this creature.
Main Article: Mosquitos/Killer Birds
For killing Mosquitos/Killer Birds you get 30 points.
Mosquitos are also found in several levels in Return to Dark Castle.
Main Article: Mutant
The most common Enemy in the Dark Castle Series is the Mutant, they can walk back and forth, and climb down ropes. In the Helicopter Pack levels, they can throw Rocks. They can be killed by Rocks, Fireballs, stoneball, or bombs.
Killing a Mutant will give you 50 points.
Main Article: Potion Henchman
the potion henchman is like the brewery henchman, except he throws tanks
Main Article: Purple Eye
Main Article: Rat The rats are some of the most common enemies in Dark Castle. They can be killed by Rocks, or Fireballs. A Bomb or stoneball will also do the trick, and once you get the Boots, you can stomp on them by jumping.
For killing a Rat you get 20 Points.
In the original Dark Castle, if you touch a rat without an Elixir, then you will die. In Beyond Dark Castle, and Return to Dark Castle, if you touch a rat when you have no elixirs, then you lose health, until you stop touching it.
Main Article: Rock Henchman
For killing the Rock Henchman you get 0 points.
Main Article: Shovel Henchman
For killing the Shovel Henchman you get 150 points.
Main Article: Snake
The Snakes are found in a handful of levels, and can quickly take you health down if touched. They can be killed with Rocks, fireballs, Stoneballs or bombs. Once you find the Boots, you can stomp on them by jumping.
For killing a Snake you get 40 points.
Main Article: Spider
The spiders crawl on the ceiling and drop down on webs to kill you. They're hard to kill because they skitter out of the way when a Fireball or stoneball gets close. One good way to kill them is to throw just ahead of them, or to stand directly above them and throw straight down.
Main Article: Stone Eye
Main Article: Trunk Henchman
Main Article: Vulture
For killing a Vulture you get 30 points.
Main Article: Whip Henchman
For knocking out the Whip Henchman you get 150 points.
Main Article: Wild Boar
The wild boar is an enemy in Return to Dark Castle.