Triumph of Saint Katherine, Verdant Succession, Painter's Servant, and Phyrexian Altar

Prerequisites

• Triumph of Saint Katherine on the battlefield
• Verdant Succession on the battlefield
• Painter's Servant on the battlefield
• Phyrexian Altar on the battlefield
• "Green" chosen with Painter's Servant

Steps

1. Activate Phyrexian Altar by sacrificing Triumph of Saint Katherine, adding one mana of any color
2. Triumph of Saint Katherine dies, triggering itself and Verdant Succession
3. Resolve the Triumph of Saint Katherine trigger, exiling it and the top six cards of your library into a face-down pile, then shuffling that pile and putting it on top of your library
4. Resolve the Verdant Succession trigger, searching your library for Triumph of Saint Katherine and putting it onto the battlefield
5. Repeat

Results

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