@ Alex Bates
The eyeball guys are from Lonegunman Games, he’s got a whole range of different 15mm demons, although these are the most original imo.
@ Gone fishing
not really got a formula, just Vallejo marine blue, army painter medium wash and Vallejo azure blue leaving a little of the marine blue visible around the edges.
That’s pretty much it.
If you like small scale skirmish, check out http://planetares6.blogspot.be/?m=0