Sydri, Galvanic Genius + Salvaging Station + Krark-Clan Ironworks + Gemstone Array

Sydri, Galvanic Genius

Salvaging Station

Krark-Clan Ironworks

Gemstone Array

How it works

1. Activate Salvaging Station by tapping it, returning the mana value 1 artifact from your graveyard to the battlefield.
2. Activate Sydri's first ability by paying , causing the artifact to become an artifact creature until end of turn.
3. Activate Krark-Clan Ironworks by sacrificing the artifact, adding CC.
4. When the artifact dies, Salvaging Station triggers, untapping Salvaging Station.
5. Activate Gemstone Array by paying 2, putting a charge counter on it.
6. Activate Gemstone Array by removing a charge counter from it, adding .
7. Repeat.