Faith's Reward + Codex Shredder + Krark-Clan Ironworks

Faith's Reward

Codex Shredder

Krark-Clan Ironworks

How it works

1. Activate mana-producing artifact by tapping it, adding .
2. Activate Krark-Clan Ironworks by sacrificing all artifacts, adding at least 9.
3. Cast Faith's Reward by paying 3, returning all permanents that were put into your graveyard this turn to the battlefield.
4. Activate Codex Shredder's second ability by paying 5, tapping, and sacrificing it, returning Faith's Reward to your hand.
5. Repeat.