Zimone, Mystery Unraveler, Yedora, Grave Gardener, and Bloodthrone Vampire

Prerequisites

• Zimone, Mystery Unraveler on the battlefield
• Yedora, Grave Gardener on the battlefield
• Bloodthrone Vampire on the battlefield

Steps

1. Activate Bloodthrone Vampire by sacrificing it
2. When Bloodthrone Vampire dies, Yedora triggers, returning Bloodthrone Vampire from your graveyard to the battlefield face-down as a Forest land
3. When Bloodthrone Vampire enters the battlefield as a Forest land, Zimone triggers
4. Holding priority, activate the land by tapping it, adding
5. Resolve the Zimone trigger, turning the creature face-up
6. Resolve the Bloodthrone Vampire ability from step 1, doing nothing
7. Repeat

Results

• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite green mana
• Infinite landfall triggers
• Infinitely large creature until end of turn