Prerequisites
- Umbral Collar Zealot on the battlefield
- Dualcaster Mage in hand
- Black Sun's Twilight in hand
available
Steps
- Cast Black Sun's Twilight by paying
Holding priority, cast Dualcaster Mage by paying its mana cost
- When Dualcaster Mage enters, it triggers, targeting Black Sun's Twilight
- Holding priority, activate Umbral Collar Zealot by sacrificing Dualcaster Mage
- Resolve the Dualcaster Mage trigger, copying Black Sun's Twilight Resolve the Black Sun's Twilight copy, returning Dualcaster Mage from your graveyard to the battlefield
- Repeat from step 3
Results
- Infinite LTB
- Infinite ETB
- Infinite sacrifice triggers
- Infinite death triggers
- Infinite magecraft triggers
- Infinite surveil 1
Required Cards 3
Umbral Collar Zealot
Creature — Human Cleric
Dualcaster Mage
Creature — Human Wizard
Black Sun's Twilight
Instant