One particularly cool version played Jenova, Ancient Calamity to give an easy counter to Demon Wall, or to let us draw six cards off of Rot-Curse Rakshasa
If you cast a spell with flashback, you can't pay any alternative costs such as overload costs
Honorable Mention #3 (#13
From a hellbent Rakdos deck that drops its hand to a powerful W/U control deck that wants to ensure its land count, to an Armageddon or Wildfire deck that would love to bring back some lands after they are killing, this thing is swimming with combo potential
"In future sets with bonus sheets, what slot will they take in Play Boosters?"
(8/15/2010) If a card in your graveyard has no mana symbols in its upper right corner (because it's a land card, for example), its mana value is 0.