Color Identity: U

Initial Card State
- Mirror-Mad Phantasm and Cephalid Facetaker on the battlefield.
Mana Needed
- ({1} magic symbol)
({U} magic symbol)
available.
Steps
- At the beginning of your combat phase, Cephalid Facetaker triggers, causing it to become a copy of Mirror-Mad Phantasm until end of turn.
- Activate Cephalid Facetaker by paying ({1} magic symbol)
({U} magic symbol)
, shuffling Cephalid Facetaker into your library and milling your entire library due to it not having a card named Mirror-Mad Phantasm in it.
Results
- Infinite self-mill.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).