Corel Painter 12 is £274.80 from there site [link] I use Artrage 3.5 Studio Pro, its not as well known yet, but its getting there, and you get the same quality but better then Painter for $80 you can, Try out the full feature set of ArtRage Studio Pro 3.5 for 30 days with this free Demo version. here [link] and take a look at the best person on deviantart is [link] nickillus he just paints with artrage all the time his work is out of the world eg. his gallery [link] hope this has helped you and others, about Artrage, and get the name out there, oh and get painting and share the love.
I always wondered how he and his sister (or is Kang the female one? I can never remember) manage to stop the drool puddling in the base of their helmets. Presumably there's some sort of saxophone-style spit valve round the back that they have to empty every now and again.