Arthur, Master of chaos

{t}: Add {u}{b}{r}{g}
At the begining of your combat step, roll six D6
for each—
1:Sacrifice a land
2:Discard a card
3:Each opponent gains 1 life
4:Each opponent lose 1 life
5:Draw 1 card
6:Search your library for up a land card
put it onto the battlefield, then shuffle.