Prerequisites
- Eternal Scourge on the battlefield
- Rest in Peace on the battlefield
- Krark-Clan Ironworks on the battlefield
- Encroaching Mycosynth on the battlefield
- Ugin, the Ineffable on the battlefield
Steps
- Activate Krark-Clan Ironworks by sacrificing Eternal Scourge, adding
- Eternal Scourge is exiled instead of being put into your graveyard due to Rest in Peace
- Cast Eternal Scourge from exile by paying
- Repeat
Results
- Infinite colorless mana
- Infinite death triggers
- Infinite ETB
- Infinite LTB
- Infinite sacrifice triggers
- Infinite storm count
Required Cards 5
Eternal Scourge
Creature — Eldrazi Horror
Krark-Clan Ironworks
Artifact
Encroaching Mycosynth
Artifact
Ugin, the Ineffable
Legendary Planeswalker — Ugin