For Magic's Dissension set, Syuichi Obata illustrated the Drekavac card for Wizards of the Coast.
You can view Drekavac here: http://gatherer.wizards.com/Pages/Card/Details.aspx?multiverseid=111258 Note that the gatherer database does not usually show promotional cards. If Syuichi ever illustrates more Magic: the Gathering cards, you can view them by clicking the artist's name on the linked page. The gatherer can also experience difficulties with links like this. If you are taken to an error page, input "Drekavac" into the search bar, and you should arrive at the page linked above.