Prerequisites
- Poxwalkers and Phyrexian Altar on the battlefield
- Gravecrawler in graveyard
Steps
- Begin casting Gravecrawler from your graveyard, moving it to the stack and confirming that it can legally be cast
- Pay for casting Gravecrawler by activating Phyrexian Altar's mana ability, sacrificing Poxwalkers, adding , and paying that mana
- Now that the spell's casting is complete, Poxwalkers triggers, returning itself from your graveyard to the battlefield tapped
- Gravecrawler enters the battlefield
- Sacrifice Gravecrawler to Phyrexian Altar, adding one mana of any color
- Repeat
Results
- Infinite ETB
- Infinite LTB
- Infinite sacrifice triggers
- Infinite colored mana
- Infinite storm count
- Infinite death triggers
Required Cards 3
Poxwalkers
Creature — Zombie
Gravecrawler
Creature — Zombie