Michael Chan, First Disciple

{1}{p/b} Wager: Place 2 cards face down and target
opponent guesses which is of higher or lower
mana value, then reveal them
If they guessed wrong, your next purchase is free
If both cards are of the same mana value
discard both
Multiple hands: After Wager and after opponent
has made their decision you may choose to put
a third card face down