Slobad, Iron Goblin + Thornbite Staff + Junk Diver + Workshop Assistant

Slobad, Iron Goblin

Thornbite Staff

Junk Diver

Workshop Assistant

How it works

1. Activate Slobad by tapping it and sacrificing Workshop Assistant, adding that can only be spent to activate abilities of artifacts or to cast artifact spells.
2. Workshop Assistant dies, triggering itself and Slobad.
3. Resolve the Workshop Assistant trigger, returning Junk Diver from your graveyard to your hand.
4. Resolve the Slobad trigger, untapping it.
5. Cast Junk Diver by paying 3.
6. Activate Slobad by tapping it and sacrificing Junk Diver, adding that can only be spent to activate abilities of artifacts or to cast artifact spells.
7. Junk Diver dies, triggering itself and Slobad.
8. Resolve the Junk Diver trigger, returning Workshop Assistant from your graveyard to your hand.
9. Resolve the Slobad trigger, untapping it.
10. Cast Workshop Assistant by paying 3.
11. Repeat.