Halleth Garke, Traitor Hunter

When you cast Halleth Garke, Traitor Hunter,
each opponent chooses a creature they control.
Put a bounty counter on those creatures.
If no creatures have bounty counters on them, sacrifice Halleth Garke, Traitor Hunter. You
may discard your hand. If you do, each opponent
discards their hand.
{2}{w}{b}: Return Halleth Garke, Traitor Hunter
from your graveyard to the battlefield. Activate
only if a creature has a bounty counter on it.