Activate Phyrexian Altar by sacrificing Nether Traitor, adding {B}.
When Nether Traitor dies, Zahur triggers, creating a creature token.
Activate Phyrexian Altar by sacrificing the creature token, adding one mana of any color.
When the creature token dies, Nether Traitor triggers, causing you to pay {B} to return Nether Traitor from your graveyard to the battlefield.
Repeat.

Infinite LTB

Infinite ETB

Infinite colored mana

Infinite sacrifice triggers

Infinite death triggers

Nether Traitor

Phyrexian Altar

Zahur, Glory's Past

Activate Phyrexian Altar by sacrificing Ozox, adding {1}.
When Ozox dies, it and Zahur trigger.
Resolve the Ozox trigger, creating a legendary 2/1 Jumblebones creature token.
Resolve the Zahur trigger, creating a creature token.
Activate Phyrexian Altar twice by sacrificing Jumblebones and the other creature token, adding {1}{B}.
When Jumblebones dies, it triggers, returning Ozox from your graveyard to your hand.
Cast Ozox by paying {2}{B}.
Repeat.

Infinite storm count

Ozox, the Clattering King

Activate Phyrexian Altar by sacrificing Oathsworn Vampire, adding {B}.
When Oathsworn Vampire dies, Zahur triggers, creating a creature token.
Activate Phyrexian Altar by sacrificing the creature token, adding {1}.
Cast Oathsworn Vampire from your graveyard by paying {1}{B}.
Repeat.

Oathsworn Vampire

Activate Altar of Dementia by sacrificing Hogaak.
When Hogaak dies, The Skullspore Nexus and Zahur trigger, creating two creature tokens.
Resolve the Altar of Dementia ability, causing you to mill eight cards.
Cast Hogaak from your graveyard by exiling five cards from your graveyard and tapping two black and/or green creatures you control.
Repeat.

Near-infinite ETB

Near-infinite storm count

Near-infinite LTB

Exile your library

Near-infinite mill

Near-infinite death triggers

Near-infinite sacrifice triggers

Near-infinite tapped creature tokens

Hogaak, Arisen Necropolis

Altar of Dementia

The Skullspore Nexus

Activate Altar of Dementia by sacrificing Hogaak.
When Hogaak dies, Zahur triggers, creating a creature token.
Resolve the Altar of Dementia ability, causing you to mill eight cards.
Cast Hogaak from your graveyard by exiling five cards from your graveyard and tapping two black and/or green creatures you control.
Primeval Bounty triggers, creating a 3/3 Beast creature token.
Repeat.

Primeval Bounty

Activate Ashnod's Altar by sacrificing Circle of the Land Druid, adding {C}{C}.
When Circle of the Land Druid dies, its second ability, Zahur and Pitiless Plunderer trigger.
Resolve the Zahur trigger, creating a creature token.
Resolve the Circle of the Land Druid trigger, returning Takenuma from your graveyard to your hand.
Resolve the Pitiless Plunderer trigger, creating a Treasure token.
Activate Ashnod's Altar by sacrificing the creature token, adding {C}{C}.
When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
Activate the Treasures by tapping and sacrificing them, adding {B}{G}.
Activate Takenuma's channel ability by paying at most {3}{B}, returning Circle of the Land Druid from your graveyard to your hand.
Cast Circle of the Land Druid by paying {1}{G}.
When Circle of the Land Druid enters, its first ability triggers, allowing you to mill four cards.
Repeat.

Infinite self-mill

Infinite colorless mana

Infinite self-discard triggers

Circle of the Land Druid

Takenuma, Abandoned Mire

Pitiless Plunderer

Ashnod's Altar

Activate Thermopod by sacrificing Squee, adding {R}.
When Squee dies, Zahur triggers, creating a creature token.
Activate Thermopod by sacrificing the creature token, adding {R}.
Cast Squee from your graveyard by paying {R}{R} due to Green Goblin.
Repeat.

Norman Osborn // Green Goblin

Squee, the Immortal

Thermopod

Cast Ebondeath from your graveyard by paying {B}{B} due to Green Goblin.
Activate Phyrexian Altar by sacrificing Ebondeath, adding {B}.
When Ebondeath dies, Zahur triggers, creating a creature token.
Activate Phyrexian Altar by sacrificing the creature token, adding {B}.
Repeat.

Ebondeath, Dracolich

Combos with "Zahur, Glory's Past"