Yedora, Grave Gardener, Ashnod's Altar, and Broodhatch Nantuko

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Ashnod's Altar on the battlefield
• Broodhatch Nantuko on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Broodhatch Nantuko, adding
2. When Broodhatch Nantuko dies, Yedora triggers, returning Broodhatch Nantuko from your graveyard to the battlefield face down as a Forest land
3. Activate Broodhatch Nantuko by tapping it, adding
4. Activate Broodhatch Nantuko's morph ability by paying , turning it face up
5. Repeat

Results

• Infinite death triggers
• Infinite landfall triggers
• Infinite LTB
• Infinite sacrifice triggers