Ur-Shanabi's Boat

You can only cast Ur-Shanabi's boat from your graveyard.
Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until the end of turn.)
It is your hands, Gilgamesh, that prevent the crossing!
You have smashed the stone things,' you have pulled out their
retaining ropes.