Chambord Apartment

{4}: Search your library for a Room card, put it
onto the battlefield tapped and then shuffle.
{4}, {t}: If you have The Mire, The Sanctuary and
The Technodome on the battlefield, sacrifice all
three and Chambord Apartment and create a
20/20 creature token named "The Owner" which
is all collors, has flying, vigilance, trample, first
strike, deathtouch and "{10}: this creature cannot
attack this turn, tap it. Anyone may activate this
ability and any number of players may pay
together."