Draconomicon

Roll a D20 & choose a card to Conjure to hand.
If you're Monarch or Archenemy +5 to the roll.
1= You must pay {5} or you are dealt 5 damage.
2-8= Temple of the Dragon Queen or Fusion Elemental or Crystal Quarry or Kaleidostone.
9-14= Timeless Lotus or Chamber Sentry or
Two-Headed Hellkite or Door to Nothingness.
15-19= Legacy Weapon or Etched Monstrosity
or Invasion of Alara or Fist of Suns or Conflux.
20= One Ancient Gold, Silver, Brass, Copper
or Bronze Dragon.