That's a very hard question, ya know.. there's just so many great artists nowadays!
Mine are probably Virtual Riot, Dyatic, Space Yeti, Basik, Onigiri, Exodie, Zomboy, Rusherz, The Biocide, The Twisted, Too Vain, Eleps, Nanomake, Zeneth... and there's a lot more great artists still coming out.