Registeel

When this creature is in the exile zone, it
may be summoned for {2} more mana than
its summoning cost.
Whenever Registeel is targeted by an instant
or sorcery, that instant or sorcery instead
targets an opponent's creature
{2}{w}{w}{t}: Until Registeel untaps, all instants
and sorceries must target it
Registeel has a body that is harder than any kind
of metal.