The Allcoin

At the beginning of your upkeep, exile a
card from your hand. You gain 1 life.
{t}: Flip a coin. If you win the flip, you may
play a card you own from exile this turn
without paying its mana cost. An opponent
gains control of The Allcoin. If you lose the
flip, exile The Allcoin. Activate only as a
sorcery.