You may spend any type of mana to cast cards that didn't start in your deck. Whenever The Wheeling Runner deals combat damage to a player, you may discard your hand. If you do, choose four Vintage-legal cards at random. Add those cards to your hand. (The "Random Card" feature on a search site may help.) Ready to run (You can have two commanders if both have ready to run.)
Near Mint - $53.900
Lightly Played - $43.100
Moderately Played - $37.700
Heavily Played - $32.300
Damaged - $27.000
Near Mint Spanish - $53.900
Lightly Played Spanish - $43.100
Moderately Played Spanish - $37.700
Heavily Played Spanish - $32.300
Damaged Spanish - $27.000