Worldheart Phoenix, Bloom Tender, Thornbite Staff, and Ashnod's Altar

Prerequisites

• Worldheart Phoenix on the battlefield
• Bloom Tender on the battlefield
• Thornbite Staff on the battlefield
• Ashnod's Altar on the battlefield

Steps

1. Activate Bloom Tender by tapping it, adding
2. Activate Ashnod's Altar by sacrificing Worldheart Phoenix, adding
3. Worldheart Phoenix dies, triggering Bloom Tender, untapping Bloom Tender
4. Cast Worldheart Phoenix from your graveyard by paying
5. Repeat

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite storm count