Artstation challenge "Ancient civilizations: Lost & Found" - Character design of heroes

Luka trkanjec 0a heroes lineup
Luka trkanjec 1 black archon
Luka trkanjec 2 dark hierophant
Luka trkanjec 3 agentes obscurus
Luka trkanjec 4 xenotaur
Luka trkanjec 5 dwaren despot
Luka trkanjec 1 black archon wip
Luka trkanjec 2 dark hierophant wip
Luka trkanjec 3 agentes obscurus wip
Luka trkanjec 4 xenotaur wip
Luka trkanjec 5 dwaren despot wip

So this was my submission for the above mentioned Artstation challenge. We were required to design 10 characters, 5 heroes and 5 villains, representing a certain ancient civilization. I went with ancient alien elfs, and these are the 5 heroes, the Deep Ones or dark elfs.

You can view my entire submission, together with backstory, sketches and creative process here:
https://www.artstation.com/contests/ancient-civilizations/challenges/14/submissions/13982