Kilnspire District Planechase 2012

“When you planeswalk to Kilnspire District or at the beginning of your precombat main phase, put a charge counter on Kilnspire District, then add R to your mana pool for each charge counter on it. <br>Whenever you roll Chaos, you may pay X. If you do, Kilnspire District deals X damage to target creature or player.”