Open a sealed Magic booster pack, reveal the cards, and put one of those cards into your hand. (Remove that card from your deck before beginning a new game.)
Make your judgment wisely: The right pack will let you defeat your nemesis, but a poor choice can only end in torment. And Homelands.
Near Mint - $33.70
Near Mint Non-English - $33.70
Lightly Played - $30.30
Lightly Played Non-English - $30.30
Played - $23.60
Played Non-English - $23.60
Heavily Played - $20.20
Heavily Played Non-English - $20.20
Damaged - $16.90
Damaged Non-English - $16.90