Defeat Invasion of Amonkhet
Invasion of Amonkhet triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Taq that is a 4/4 Zombie.
Activate Phyrexian Altar by sacrificing Lazotep Convert, adding one mana of any color.
When Lazotep Convert dies, it triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Taq that is a 4/4 Zombie.
Repeat from step 4.

Infinite colored mana

Infinite death triggers

Infinite ETB

Infinite LTB

Infinite sacrifice triggers

Invasion of Amonkhet // Lazotep Convert

Ojer Taq, Deepest Foundation // Temple of Civilization

Phyrexian Altar

Defeat Invasion of Amonkhet
Invasion of Amonkhet triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Kaslem that is a 4/4 Zombie.
Activate Altar of Dementia by sacrificing Lazotep Convert.
When Lazotep Convert dies, it triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Kaslem that is a 4/4 Zombie.
Resolve the Altar of Dementia ability, causing target player to mill cards equal to Lazotep Convert's power.
Repeat from step 4.

Infinite mill

Infinite self-mill

Ojer Kaslem, Deepest Growth // Temple of Cultivation

Altar of Dementia

Defeat Invasion of Amonkhet
Invasion of Amonkhet triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Pakpatiq that is a 4/4 Zombie.
Activate Phyrexian Altar by sacrificing Lazotep Convert, adding one mana of any color.
When Lazotep Convert dies, it triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Pakpatiq that is a 4/4 Zombie.
Repeat from step 4.

Ojer Pakpatiq, Deepest Epoch // Temple of Cyclical Time

Defeat Invasion of Amonkhet
Invasion of Amonkhet triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Axonil that is a 4/4 Zombie.
Activate Goblin Bombardment by sacrificing Lazotep Convert.
When Lazotep Convert dies, it triggers, causing you to exile it, and return it to the battlefield transformed as Lazotep Convert.
Choose to have Lazotep Convert enter the battlefield as a copy of Ojer Axonil that is a 4/4 Zombie.
Resolve the Goblin Bombardment ability, dealing damage equal to Lazotep Convert's power to any target.
Repeat from step 4.

Infinite damage

Ojer Axonil, Deepest Might // Temple of Power

Goblin Bombardment

Combos with "Invasion of Amonkhet // Lazotep Convert"