[Mazoku]

Evil Raven, evil Raven, evil Raven.

http://raikoh-illust.deviantart.com/...aven-628637366
http://fezztheeelite.deviantart.com/...lored-62129064
http://puffysanjo.deviantart.com/art...ence-174337947
http://djangox.deviantart.com/art/Raven-Demon-57551763
http://djangox.deviantart.com/art/Ra...ness-378157037
http://djangox.deviantart.com/art/expressing-468998025
http://megs-ils.deviantart.com/art/R...aven-496099610
http://dragon-fangx.deviantart.com/a...cent-326680127
http://dragon-fangx.deviantart.com/a...aven-325715542
http://dragon-fangx.deviantart.com/a...aven-322579500
http://morganagod.deviantart.com/art...-Day-679044265
http://ramhay.deviantart.com/art/TT-...lance-56712471
http://da-fuze.deviantart.com/art/Ra...sion-364609160
http://dragon-fangx.deviantart.com/a...sion-368779905

And friends
http://dragon-fangx.deviantart.com/a...Jinx-322774451
http://dragon-fangx.deviantart.com/a...ssie-328290862
http://dragon-fangx.deviantart.com/a...erra-324347207
http://dragon-fangx.deviantart.com/a...Toph-326900151
http://dragon-fangx.deviantart.com/a...mons-285585825



Honorable mention; Sequence where Raven almost gets brainwashed and physically conditioned into a villain's muscle-bound henchman
Starts here: http://dragon-fangx.deviantart.com/a...n-00-275532786
Ends here: http://dragon-fangx.deviantart.com/a...ream-413801510
(You may need to follow the chain from end to beginning, it doesn't seem to work properly forwards).