Verdant Succession, Vigor, and Phyrexian Altar

Prerequisites

• Verdant Succession on the battlefield
• Vigor on the battlefield
• Phyrexian Altar on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Vigor, adding one mana of any color
2. Vigor dies, triggering itself and Verdant Succession
3. Resolve the Vigor trigger, shuffling it into your library
4. Resolve the Verdant Succession trigger, searching your library for Vigor, putting it onto the battlefield and shuffling your library
5. Repeat

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers