Slobad, Iron Goblin + Thornbite Staff + Myr Retriever + Junk Diver

Slobad, Iron Goblin

Thornbite Staff

Myr Retriever

Junk Diver

How it works

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