The Char 2-C

Crew 12, Protection from spells, abilities, and creatures your opponents cast/control/use.
At the beginning of your pre combat phase, destroy up to 5 creatures.
If you control 4 super tanks at a time and you have attacked with all of them at least once, you win the game.
Whenever an opponent casts a creature with power 8 or greater, say "that's cute." and destroy that creature when it loses summoning sickness or untaps. At the beginning of your upkeep pay {4}or this creature cannot be crewed this turn