Agatha's Champion
Note: The image above may show a different printing.

Campione di Agata (Agatha's Champion) (it)

Creature - Human Knight | Power/Toughness: 4 / 4 (CMC 5)
Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)
Trample
When Agatha's Champion enters the battlefield, if it was bargained, it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)