Yedora, Grave Gardener, Phyrexian Altar, and Nantuko Vigilante

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Phyrexian Altar on the battlefield
• Nantuko Vigilante on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Nantuko Vigilante, adding
2. When Nantuko Vigilante dies, Yedora triggers, returning Nantuko Vigilante from your graveyard to the battlefield face down as a Forest land
3. Activate Nantuko Vigilante by tapping it, adding
4. Activate Nantuko Vigilante's morph ability by paying , turning it face up
5. Nantuko Vigilante triggers, targeting any artifact and/or enchantment
6. Holding priority, repeat from step 1
7. Resolve all Nantuko Vigilante triggers, destroying any number of artifacts and/or enchantments

Results

• Destroy any number of artifacts and/or enchantments
• Infinite death triggers
• Infinite landfall triggers
• Infinite LTB
• Infinite sacrifice triggers