The Wandering Castle

Trample, Vigilance
{1}{g}, Discard a card: Search your library for a
basic land card and add it to your hand, then
shuffle your library.
{2}{w/u}, {t}: The Wandering Castle and up to two
other permanents your control phase out until
the beginning of your next upkeep.
Crew 1
The Wandering Castle can be your Commander.