Yomiji, Who Bars the Way, Mox Opal, and Krark-Clan Ironworks

Prerequisites

• Yomiji, Who Bars the Way on the battlefield
• Mox Opal on the battlefield
• Krark-Clan Ironworks on the battlefield

Steps

1. Activate Krark-Clan Ironworks by sacrificing Mox Opal, adding
2. Yomiji triggers, returning Mox Opal from your graveyard to your hand
3. Cast Mox Opal by paying
4. Repeat

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite storm count