Yedora, Grave Gardener, Ruthless Ripper, and Vampirism

Prerequisites

• Yedora, Grave Gardener on the battlefield
• Ruthless Ripper on the battlefield
• Vampirism on the battlefield
• Vampirism attached to any creature you control except Ruthless Ripper
• You have at least one additional black card in hand
• available

Steps

1. Activate Ruthless Ripper's morph ability by revealing a black card from your hand, turning it face-up and triggering its ability
2. Ruthless Ripper dies as a state-based action due to having zero or less toughness
3. Yedora triggers, returning Ruthless Ripper to the battlefield face-down as a Forest land
4. Resolve the Ruthless Ripper trigger from step 1, causing target player to lose 2 life
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite green mana
• Infinite landfall triggers
• Infinite lifeloss
• Infinite LTB