Erich Soders, The Operative

Every turn, create a number of
1/1 tapped unblockable black Assassin creature
tokens equal to twice the number of tokens that
were created last turn.
Each of those tokens has "When this enters the
battlefield, it deals 1 damage to whomever
controls the card 'Erich Soders, The Operative'."
{t} Put three stun counters on Erich Soders.
Target opponent gains control of this card.
"Y-you..!" - Erich Soders, last word.