King Shark, the Shipwrecker

As an additional cost to cast this spell,
you may sacrifice any number of artifacts or
creatures. This spell costs {2} less to cast for each permanent sacrificed this way and {2} less
to cast for each other artifact or
creature you have sacrificed this turn.
Trample, Partner
"A lot of people ask me who would win between a wolf
and a shark. It's a shark."