You may want to try
Reset, it works marvelously with
Reiterate and lets you generate infinite mana and infinite storm counters on your opponents' turns, of course, you'll need something to give
grapeshot, or another powerful storm sorcery,
flash to be able to cast it, but you can use that izzet tutor that searches for three instant and/or sorceries with converted mana cost 1 (
quicken), 2 (
reset) and 3 (
reiterate) and you have the combo... also, infinite mana in your opponents' turns means you can force them to draw infinite cards with
Blue Sun's Zenith or
Stroke of Genius