Twilight Shepherd + Thermopod + Sneak Attack

Twilight Shepherd

Thermopod

Sneak Attack

How it works

1. Sacrifice Twilight Shepherd to Thermopod to add .
2. Twilight Shepherd's persist triggers, returning it to the battlefield with a -1/-1 counter.
3. Sacrifice Twilight Shepherd to Thermopod to add .
4. Twilight Shepherd triggers, returning it from your graveyard to your hand.
5. Pay to Sneak Attack to put Twilight Shepherd onto the battlefield from your hand.
6. Repeat.