Infinite colored manaInfinite death triggersInfinite creature ETBInfinite creature LTBInfinite magecraft triggersInfinite mana creatures you control can produceInfinite millInfinite creature sacrifice triggersInfinite self-millInfinite storm countInfinite untap of creatures
How it works
Activate Altar of Dementia by sacrificing Archaeomancer, causing target player to mill cards equal to Archaeomancer's power.
Activate Deathbloom Ritualist by tapping it, adding at least .
Cast Twilight's Call by paying 4, causing each player to return all creature cards from their graveyard to the battlefield.
Archaeomancer and each creature enters the battlefield, triggering Intruder Alarm that many times and Archaeomancer once.
Holding priority, activate Altar of Dementia by sacrificing another nontoken creature, causing target player to mill cards equal to the sacrificed creature's power.
Resolve the Archaeomancer trigger, causing you to return Twilight's Call from your graveyard to your hand.
Resolve the first Intruder Alarm trigger, untapping all creatures.
Activate Deathbloom Ritualist by tapping it, adding at least one mana of any color.
Repeat from step 7 for each remaining trigger.
Activate Altar of Dementia by sacrificing another nontoken creature, causing target player to mill cards equal to the sacrificed creature's power.
Repeat step 10 until you have at least six creature cards in your graveyard.