Prerequisites
- All permanents on the battlefield
Steps
- Activate Phyrexian Altar by sacrificing Reassembling Skeleton, adding
- Activate Reassembling Skeleton by paying , returning it to the battlefield tapped
- Desecrated Tomb trigger, creating a 1/1 Bat token
- Repeat
Results
Required Cards 4
Reassembling Skeleton
Creature — Skeleton Warrior