Soros, Deception Master

When Soros, Deception Master attacks, tap a target non-land permanent. It doesn't untap during its controllers next untap step.
Offended {u} Sacrifice this creature and counter target spell
{1}{u} Return Soros, Deception Master from the graveyard to the battlefield and he becomes undead. If Soros, Deception Master is undead when he is to be put in the graveyard, exile him instead.