Blastoise

{x}{u} - Delve - Deal X Damage to all
nonland permanents. If a card does not have a
toughness and has a Converted Mana Cost
lower than X, return that card to the owner's
hand instead.
"The waterspouts that protrude from its shell
are highly accurate. Their bullets of water can
precisely nail tin cans from a distance of over
160 feet."