Prerequisites
- All permanents on the battlefield
- Oathkeeper attached to Irregular Cohort
Steps
- Sacrifice Cohort to Altar generating two mana
- Oathkeeper triggers, returning the creature to the battlefield, generating a token
- Spend the generated Mana to equip Oathkeeper to Cohort again
- Repeat
Results
Required Cards 3
Irregular Cohort
Creature — Shapeshifter
Oathkeeper, Takeno's Daisho
Legendary Artifact — Equipment