Prerequisites
- Mortuary on the battlefield
- Shifting Wall in hand or in the library
- Bolas's Citadel on the battlefield
Steps
- Cast Shifting Wall either from your hand by paying
or from the top of your library by paying 0 life
- Shifting Wall enters and dies as a state-based action due to having 0 toughness
- Mortuary triggers, putting Shifting Wall from your graveyard onto the top of your library
- Repeat
Results
Required Cards 3
Shifting Wall
Artifact Creature — Wall
Bolas's Citadel
Legendary Artifact