Art, i just showcased as one of the options in case people want something incredibly pretty or detailed, Money payment most people would prefer but I'm unsure what the going rate is for coding plugins especially ones like this where coding could take 2-3 days on just coding the ability's.
I can only guess on how long it takes, i only got experience with valve hammer editor and Galaxy code (starcraft 2 version of c#) along with some scripting languages.
if we go by pay by the line method of coding inefficient code or code that is purposely extending it's functions longer then needed could drive up the price, but unknown. I will see how popular high quality art is