Diablo II/Enemies

Zombies
Zombies

Quill Rats
Quill Rats >> Spiked Fiends >> Thorn Beasts >> Razor Spines

Forsaken
Forskane >> Carvers >> Devilkin >> Dark Ones

Tainted
Tainted >> Plaguefiend

Special Uniques

 * Andarial

Special Uniques

 * Duriel

Flayers
Flayers >> Undead Flayers >> Undead Soul Eaters?

Flayer Shaman
Flayer Shaman

Frogs
Frogs >> Slime Princes

Sextants
Sextants >> Cantors >> Heirophants

Special Uniques

 * Mephisto

Special Uniques

 * Izual
 * Diablo