Sedris, the Traitor King + Void Maw + Ashnod's Altar + Magus of the Coffers
Sedris, the Traitor King
Void Maw
Ashnod's Altar
Magus of the Coffers
Infinite black manaInfinite creature ETBInfinite creature LTBInfinitely large creature until end of turnInfinite millInfinite creature sacrifice triggersInfinite self-mill
How it works
Activate Ashnod's Altar by sacrificing Magus of the Coffers, adding CC.
Activate Magus of the Coffers' unearth ability by paying 2, returning it from your graveyard to the battlefield, giving it haste and exiling it at end of turn or when it leaves the battlefield.
Activate Magus of the Coffers by paying 2 and tapping it, adding at least six .
Activate Ashnod's Altar by sacrificing Magus of the Coffers, adding CC.
Both Magus of the Coffers's undying ability and Void Maw attempt to exile Magus of the Coffers when it would be put into your graveyard.
Choose to apply the Void Maw replacement effect, exiling Magus of the Coffers.
Activate Void Maw by putting Magus of the Coffers from exile into your graveyard, giving Void Maw +2/+2 until end of turn.