Frenetic Efreet [Mirage] San Diego Comic-Con 2013 As long as Siege Behemoth

As long as Siege Behemoth is attacking

Set: Beta Edition Type: Artifact Rarity: Rare Cost: {2} At the beginning of each player's draw step

'if you'll believe in me

that player can't cast spells or activate abilities and plays with their hand revealed

remove all counters from all permanents

Frenetic Efreet [Mirage] San Diego Comic-Con 2013 As long as Siege BehemothSet: Mirage Type: Creature Efreet Rarity: Rare Cost: {1}{U}{R} Flying {0}: Flip a coin. If you win the flip, Frenetic Efreet phases out. If you lose the flip, sacrifice Frenetic Efreet. (While it's phased out, it's treated as though it doesn't exist. It phases in before you untap during your next untap step.)