Look at target opponent's hand. Choose a card from his or her hand and exile that card. Mind Blow deals X damage to the target opponent, where X is that spell's converted mana cost.
Next: Wretched Hunger or Rain of Blood or Phyrexian Codex
Reveal the top X cards of your library. You may place a creature card with converted mana cost X or less onto the battlefield. If you do, it then deals X damage to target creature or player. Put the rest of the revealed cards on the bottom of your library.
Next: Aerial Bombardment or Loyal Wolfhound or Alaborn Sniper
Cumulative Upkeep 2
Non-Snow creatures don't untap during their controller's untap phase.
Whenever a Snow land is tapped for mana, its controller adds one mana of any color to his or her mana pool (in addition to the mana the land produces).
Next: Rafiq the Betrayer or Sadistic Interdiction or Benalish Invoker
The Eye of the Nexus7
At the beginning of each upkeep, put a 1/1 Blinkmoth artifact creature token with flying and infect onto the battlefield. ,T: Put a 1/1 Blinkmoth artifact creature token with flying and infect onto the battlefield.
Next: Ghoulcaller or Rootbreaker Giant or Soul Extractor