Art

The artist(listed at the bottom of the card) creates a picture for the card that describes the effect of the card.

People have altered the art from completely changing the picture to extending the art to making the card 3D.

See links below:

http://www.wizards.com/magic/magazine/article.aspx?x=judge%2Farticle%2F20090414a

http://community.wizards.com/forums/102071

http://www.alteredmtgcardart.com/