Yedora, Grave Gardener, Life and Limb, and Altar of Dementia

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Life and Limb on the battlefield
• Altar of Dementia on the battlefield
• You control a nontoken Saproling and/or creature with changeling

Steps

1. Activate Altar of Dementia by sacrificing a nontoken Saproling or creature with changeling
2. When the creature dies, Yedora triggers, returning the creature from your graveyard to the battlefield face down as a Forest land and as a 1/1 Saproling due to Life and Limb
3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power
4. Repeat

Results

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