Yedora, Grave Gardener, Hauntwoods Shrieker, and Thermopod

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Hauntwoods Shrieker on the battlefield
• Thermopod on the battlefield

Steps

1. Activate Thermopod's second ability by sacrificing itself, adding
2. When Thermopod dies, Yedora triggers, returning Thermopod from your graveyard to the battlefield face-down as a Forest land
3. Activate Thermopod by tapping it, adding
4. Activate Hauntwoods Shrieker by paying , turning Thermopod face-up
5. Repeat

Results

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