Yedora, Grave Gardener, Altar of Dementia, and Birchlore Rangers

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Altar of Dementia on the battlefield
• Birchlore Rangers on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing Birchlore Rangers
2. When Birchlore Rangers dies, Yedora triggers, returning Birchlore Rangers from your graveyard to the battlefield face down as a Forest land
3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Birchlore Rangers's power
4. Activate Birchlore Rangers by tapping it, adding
5. Activate Birchlore Rangers's morph ability by paying , turning it face up
6. Repeat

Results

• Infinite death triggers
• Infinite landfall triggers
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill