Kellan's Lightblades
Instant
Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)
Kellan's Lightblades deals 3 damage to target attacking or blocking creature. If this spell was bargained, destroy that creature instead.
*Kellan struck out on pure instinct, and his conjured blades cleaved through the icy guardians as though they were nothing but air.*