Destroying a land or artifact
Theres variability in any specific framing of a given color pair
A balanced package might include 3-4 mana rocks, 3-4 land ramp spells, and 2-3 dorks or Treasure sources, adjusted for your colors and strategy
Then with Return to Ravnica we got Niv-Mizzet, Dracogenius, which was designed to be a homage to the original Firemind version -- draw cards and ping things -- but instead of pinging whenever you draw a card, this time you draw a card whenever you ping/hit an opponent, which means you don't get to ping seven times when you cast Wheel of Fortune and you can't combo off with Curiosity
Thanks to the efforts of the Legacy Data Collection Project we know this event had 74 players in it
This is a colorless control deck's dream, and it's no wonder the card is currently the most expensive single from Tarkir: Dragonstorm (around $80)