At the beginning of your precombat main phase, The Mirari Conjecture triggers, putting a lore counter on itself, sacrificing itself and copying all instant and sorcery spells you cast this turn.
Cast Walk the Aeons by paying {4}{U}{U}.
The Mirari Conjecture triggers, creating a copy of Walk the Aeons.
Resolve both Walk the Aeonss, getting two extra turns after this one.
Cast Brought Back by paying {W}{W}.
The Mirari Conjecture triggers, copying Brought Back.
Resolve the first Brought Back, failing to return any permanents to the battlefield.
Resolve the second Brought Back, returning The Mirari Conjecture from your graveyard to the battlefield.
The Mirari Conjecture triggers, putting a lore counter on itself and returning Brought Back from your graveyard to your hand.
Proceed to your next turn.
At the beginning of your precombat main phase, The Mirari Conjecture triggers, putting a lore counter on itself and returning Walk the Aeons from your graveyard to your hand.
Proceed to your next turn.
Repeat.

Infinite turns

Lock

The Mirari Conjecture

Brought Back

Walk the Aeons

At the beginning of your precombat main phase, The Mirari Conjecture triggers, putting a lore counter on itself, sacrificing itself and copying all instant and sorcery spells you cast this turn.
Cast Temporal Manipulation by paying {3}{U}{U}.
The Mirari Conjecture triggers, creating a copy of Temporal Manipulation.
Resolve both Temporal Manipulations, getting two extra turns after this one.
Cast Brought Back by paying {W}{W}.
The Mirari Conjecture triggers, copying Brought Back.
Resolve the first Brought Back, failing to return any permanents to the battlefield.
Resolve the second Brought Back, returning The Mirari Conjecture from your graveyard to the battlefield.
The Mirari Conjecture triggers, putting a lore counter on itself and returning Brought Back from your graveyard to your hand.
Proceed to your next turn.
At the beginning of your precombat main phase, The Mirari Conjecture triggers, putting a lore counter on itself and returning Temporal Manipulation from your graveyard to your hand.
Proceed to your next turn.
Repeat.

Temporal Manipulation

Cast Eternal Witness by paying {1}{G}{G}.
When Eternal Witness enters the battlefield, it triggers itself and Blasting Station.
In response, activate Lion's Eye Diamond by sacrificing it and discarding your hand, adding {W}{W}{W}.
Activate Blasting Station by tapping it and sacrificing Eternal Witness, dealing 1 damage to any target.
Resolve the Blasting Station trigger, untapping it.
Resolve the Eternal Witness trigger, returning Brought Back from your graveyard to your hand.
Cast Brought Back by paying {W}{W}, returning Eternal Witness and Lion's Eye Diamond from your graveyard to the battlefield tapped.
Repeat from step 2, adding mana of any color in step 3 once you have an arbitrary amount of white mana.
Once you have infinite mana, you may choose any other valid target for Brought Back in place of Lion's Eye Diamond in step 7.

Combos with "Brought Back"