Opponents control at least five artifacts and/or enchantments.

Cast Sensei's Divining Top by paying .
Displacer Kitten triggers, blinking Dockside Extortionist.
When Dockside Extortionist enters the battlefield, it triggers, creating at least five Treasure artifact tokens.
Activate five Treasures by tapping and sacrificing them, adding .
Activate Sensei's Divining Top's second ability by tapping it, causing you to draw a card and put Sensei's Divining Top from the battlefield on top of your library.
Activate Thrasios by paying , causing you to scry 1, ensuring to leave Sensei's Divining Top on top of your library, and then drawing Sensei's Divining Top from your library.
Repeat.
If opponents control at least six artifacts and/or enchantments, this combo nets near-infinite Treasure tokens.

You have drawn at least four cards this turn.
Kydele does not have summoning sickness.

Activate Kydele by tapping it, adding at least .
Activate Thrasios by paying , causing you to scry 1, then reveal the top card of your library and put it onto the battlefield tapped if it's a land, or draw a card otherwise.
If you put a land onto the battlefield this way, Retreat to Coralhelm triggers, untapping Kydele.
Otherwise, activate Mind Over Matter by discarding a card, untapping Kydele.
Repeat.

You have drawn at least four cards this turn.
Kydele does not have summoning sickness.

Activate Kydele by tapping it, adding at least .
Activate Thrasios by paying , causing you to draw a card, then reveal the top card of your library and put it onto the battlefield tapped if it's a land, or draw a card otherwise.
Activate Mind Over Matter by discarding a card, untapping Kydele.
Repeat.

Rograkh and You have enough mana to pay for Rograkh's commander tax, if applicable.

Activate Phyrexian Altar by sacrificing Skyfire Phoenix, adding .
Cast Rograkh either from your hand or from the command zone by paying plus commander tax, if applicable.
Skyfire Phoenix triggers, returning itself to the battlefield from your graveyard.
When Skyfire Phoenix enters the battlefield, Cloudstone Curio triggers, returning Thrasios to your hand from the battlefield.
When Rograkh enters the battlefield, Cloudstone Curio triggers, returning nothing to your hand from the battlefield.
Activate Phyrexian Altar by sacrificing Skyfire Phoenix, adding .
Cast Thrasios by paying .
Skyfire Phoenix triggers, returning itself to the battlefield from your graveyard.
When Skyfire Phoenix enters the battlefield, Cloudstone Curio triggers, returning Rograkh to your hand from the battlefield.
When Thrasios enters the battlefield, Cloudstone Curio triggers, returning nothing to your hand from the battlefield.
Repeat.