Infinite death triggers, Infinite ETB, Infinite LTB, Infinite sacrifice triggers
Activate Aphetto Alchemist by tapping it, targeting Halo Fountain.
Holding priority, activate Halo Fountain's first ability by paying , tapping it and untapping Aphetto Alchemist, creating a 1/1 Citizen creature token.
Resolve the Aphetto Alchemist ability, untapping Halo Fountain.
Activate Phyrexian Altar by sacrificing the Citizen token, adding .
Repeat.
Component Cards
How It Works
Activate Aphetto Alchemist by tapping it, targeting Halo Fountain.
Holding priority, activate Halo Fountain's first ability by paying , tapping it and untapping Aphetto Alchemist, creating a 1/1 Citizen creature token.
Resolve the Aphetto Alchemist ability, untapping Halo Fountain.
Activate Phyrexian Altar by sacrificing the Citizen token, adding .
Repeat.