Yedora, Grave Gardener, Ruthless Ripper, and Umbral Collar Zealot

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Ruthless Ripper on the battlefield
• Umbral Collar Zealot on the battlefield

Steps

1. Activate Umbral Collar Zealot by sacrificing Ruthless Ripper When Ruthless Ripper dies, Yedora triggers, returning Ruthless Ripper from your graveyard to the battlefield face down as a Forest land
2. Resolve the Umbral Collar Zealot ability Activate Ruthless Ripper's morph ability by revealing a black card from your hand, turning it face up
3. Repeat

Results

• Infinite LTB
• Infinite death triggers
• Infinite landfall triggers
• Infinite lifeloss
• Infinite sacrifice triggers
• Infinite surveil