Laputa, the Castle in the Sky

First Strike, Flying, Indestructible, Trample
{x}{x}{t}: Look at the top X cards of your library,
reveal a Construct from it and either put it in
your hand or onto the battlefield.
{x}{t}: Laputa deals X damage to target permanent
or player. If X is 10 or higher and the target
permanent is a land, destroy that land.
Crew 3