Verdant Succession, The Cauldron of Eternity, and Altar of Dementia

Prerequisites

• Verdant Succession on the battlefield
• The Cauldron of Eternity on the battlefield
• Altar of Dementia on the battlefield
• You control and own a green nontoken creature

Steps

1. Activate Altar of Dementia by sacrificing the creature, targeting a player of your choice
2. The Cauldron of Eternity and Verdant Succession both trigger
3. Resolve The Cauldron of Eternity trigger first, putting the creature on the bottom of your library
4. Resolve the Verdant Succession trigger, returning the creature to the battlefield
5. Resolve the Altar of Dementia trigger, milling the targeted player
6. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers