Saleem, Mythran Safehouse

{t} : Exile target creature you control.
{w}{w}{t} : Creature's your opponents control can't attack you unless they pay {1} for each of those creatures.
{w}{w}{w}{w}, Sacrifice Saleem, Mythran Safehouse, {t} : Return all creatures exiled with Saleem,
Mythran Safehouse to the battlefield. They gain indestructable until end of turn.