Prerequisites
- Athreos, Shroud-Veiled on the battlefield
- Skullbriar, the Walking Grave on the battlefield
- Phyrexian Altar on the battlefield
Steps
- Move to your end step
- Athreos triggers, placing a coin counter on Skullbriar
- Sacrifice Skullbriar to Phyrexian Altar to add one mana of any color
- Athreos triggers, returning Skullbriar to the battlefield
- Repeat
Results
Required Cards 3
Athreos, Shroud-Veiled
Legendary Enchantment Creature — God
Skullbriar, the Walking Grave
Legendary Creature — Zombie Elemental