Potwory 
Deathling Scout
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Deathling Scout Artwork.jpg|Official Creature Artwork
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Deathling Spellsinger
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Deathling Spellsinger Artwork.jpg|Official Creature Artwork
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Deathstrike
He is an overgrown Stone Devourer....
Deep Terror
It is the first boss you will encounter during the Hero of Rathleton Quest. It will spawn when you kill the four Tentacle of the Deep Terror on the qu...
Deepling Brawler
This creature is the strongest version of a Deepling Worker. It will often combo its autoattack with its spear attack to combo its foes....
Deepling Elite
Deepling Guard
Killing Deepling guards will contribute to the progression of the Deepling world change during stage 1. Killing 1 Deepling guard will count for 1 poin...
Deepling Master Librarian
Stronger version of the Deepling Spellsinger. Their wave is less sprite-saturated than the one shown while hovering the mouse pointer on the attack....
Deepling Scout
If you kill 300 Deepling Scouts, you will earn the achievement Invader of the Deep. <gallery captionalign="center" mode="nolines">Deepling Scout Artwo...
Deepling Spellsinger
Visually, their ice wave sprites are less saturated, but they share the shape of sorcerers' Energy Wave and druids's Terra Wave. <br> You gain the ach...
Deepling Tyrant
One of the elite deepling forces, along Deepling Master Librarian and Deepling Elite. The tyrant drops the same loot as a Deepling Guard (including Fo...
Deepling Warrior
You gain the Depth Dwellers achievement by killing 300 Deepling Warriors. <gallery captionalign="center" mode="nolines">Deepling Warrior Artwork.jpg|O...
Deepling Worker
<gallery captionalign="center" mode="nolines">Deepling Worker Artwork.jpg|Official Creature Artwork</gallery>...
Deepsea Blood Crab
There are 2 types of blood crabs - the ones that Blood Crab and the ones that live underwater. The ones that live on land usually spawn with other tur...
Deepworm
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Defiler
Its body turns into a Poison Gas after rotting. Somewhat related to Slime. The '''Defiler''''s bosses are The Plasmother - located in Ruthless Seven T...
Demodras
Demon
Demons are the servants of evil. More or less devoted servants of Zathroth, they cause strife and havoc wherever they appear. Their masters are known ...
Demon Outcast
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Demon Parrot
Kills weaker creatures. It's dangerous to follow him when he runs in low health because he can lure you into a bigger spawn of Isle of Evil#Monsters....