Adarkar Valkyrie + Thornbite Staff + Thermopod

Adarkar Valkyrie

Thornbite Staff

Thermopod

How it works

1. Activate Adarkar Valkyrie by tapping it, targeting Thermopod
2. Activate Thermopod's second ability by sacrificing it, adding .
3. When Thermopod dies, Adarkar Valkyrie triggers twice.
4. Resolve the first trigger, untapping Adarkar Valkyrie.
5. Resolve the second trigger, returning Thermopod from your graveyard to the battlefield.
6. Repeat.