Yomiji, Who Bars the Way, Leyline of Singularity, and Black Lotus

Prerequisites

• Yomiji, Who Bars the Way on the battlefield
• Leyline of Singularity on the battlefield
• Black Lotus on the battlefield

Steps

1. Activate Black Lotus by sacrificing it, adding three mana of any one color
2. Yomiji triggers due to Leyline of Singularity, returning Black Lotus from your graveyard to your hand
3. Cast Black Lotus by paying
4. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite colored mana
• Infinite storm count