Ben, Lord of Storms

The first spell you cast each turn has cascade, the
second spell you cast each turn has rebound, the
third spell you cast each turn has storm.
{w}{u}{b}{r}{g}: Reveal the top six cards of your
library, you may cast two of them without paying
their mana costs. Put the rest on the bottom of
your library in any order.
"There is no spell I cannot rule, there is no world I
cannot tame"