Slobad, Iron Goblin, Yomiji, Who Bars the Way, and Mirran Spy

Prerequisites

• Slobad, Iron Goblin on the battlefield
• Yomiji, Who Bars the Way on the battlefield
• Mirran Spy on the battlefield

Steps

1. Activate Slobad by tapping it and sacrificing the legendary artifact, adding that can only be spent to activate abilities of artifacts or cast artifacts spells
2. The artifact leaves the battlefield, triggering Yomiji, returning the artifact from your graveyard to your hand
3. Cast the artifact by paying
4. Mirran Spy triggers, untapping Slobad
5. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count