Number one for me is Vulgrim from Darksiders. He hungers for souls and especially likes the young ones. He'll part with his goods in exchange for them. I particularly like his voice. He has a Turkish sounding accent and reminds me of my barber. I also like how he compliments you when you buy...
In many games you need to buy stuff from various merchants, but some at more enjoyable interacting with than others. So, my question today is: who is it you like buying from the most. List your favourite gaming merchants here.