Descent Monsters:
Elemental painting tutorial:
http://boardgamegeek.com/thread/1158890/painting-tutorial-elementals
Shadow Dragon (white) tutorial:
http://boardgamegeek.com/thread/1169158/painting-tutorial-shadow-dragon-white-minon
Zombie painting tutorial:
http://boardgamegeek.com/thread/1148047/painting-tutorial-zombies
Cave Spider painting tutorial:
http://boardgamegeek.com/thread/1150793/painting-tutorial-cave-spiders
Ettin painting tutorial:
http://boardgamegeek.com/thread/1140289/painting-tutorial-ettin
Merriod painting tutorial:
http://boardgamegeek.com/article/15623280
Barghast painting tutorial:
https://boardgamegeek.com/thread/1173960/painting-tutorial-barghasts
Goblin painting tutorial:
http://boardgamegeek.com/thread/1144852/painting-tutorial-goblins
Flesh Moulder tutorial:
http://boardgamegeek.com/article/15540400