Increase Atla's toughness by at least one.
Activate Mirror Entity an arbitrarily large number of times by paying a total of {0}.
Resolve the first Mirror Entity ability, causing all creatures you control to have base power and toughness 0/0 and gain all creature types until end of turn.
All creatures you control except Atla die as a state-based action due to having zero toughness.
If Worldspine Wurm died this way, it triggers, shuffling itself into your library.
Atla triggers once for each creature that died.
Resolve the first Atla trigger, revealing cards from the top of your library until you reveal a creature card, then putting the creature card onto the battlefield and all other revealed cards on the bottom of your library.
Repeat step 7 for each remaining Atla trigger.
Repeat from step 3 for each remaining Mirror Entity ability.

Infinite death triggers

Infinite creature ETB

Infinite creature LTB

Atla Palani, Nest Tender

Mirror Entity

Worldspine Wurm

Activate Altar of Dementia by sacrificing Worldspire Wurm.
Worldspire Wurm dies, triggering itself and Verdant Succession.
Resolve the Worldspire Wurm trigger, shuffling it into your library.
Resolve the Verdant Succession trigger, searching your library for Worldspire Wurm, putting it onto the battlefield and shuffling your library.
Resolve the Altar of Dementia ability, causing target player to mill cards equal to Worldspire Wurm's power.
Repeat.

Infinite mill

Infinite creature sacrifice triggers

Infinite self-mill

Verdant Succession

Altar of Dementia

Activate Ashnod's Altar by sacrificing Worldspire Wurm, adding {C}{C}.
Worldspire Wurm dies, triggering itself and Verdant Succession.
Resolve the Worldspire Wurm trigger, shuffling it into your library.
Resolve the Verdant Succession trigger, searching your library for Worldspire Wurm, putting it onto the battlefield and shuffling your library.
Repeat.

Infinite colorless mana

Ashnod's Altar

Activate Phyrexian Altar by sacrificing Worldspire Wurm, adding one mana of any color.
Worldspire Wurm dies, triggering itself and Verdant Succession.
Resolve the Worldspire Wurm trigger, shuffling it into your library.
Resolve the Verdant Succession trigger, searching your library for Worldspire Wurm, putting it onto the battlefield and shuffling your library.
Repeat.

Infinite colored mana

Phyrexian Altar

Activate Blasting Station by tapping it and acrificing Worldspine Wurm.
When Worldspine Wurm dies, its first and second ability trigger, as well as Verdant Succession.
Resolve the first Worldspine Wurm trigger, creating three 5/5 Wurm creature tokens.
Resolve the second Worldspine Wurm trigger, shuffling it into your library from your graveyard.
Resolve the Verdant Succession trigger, searching your library for Worldspine Wurm and putting it onto the battlefield.
When Worldspine Wurm enters the battlefield, Blasting Station triggers, untapping Blasting Station.
Resolve the Blasting Station ability from step 1, dealing 1 damage to any target.
Repeat.

Infinite creature tokens

Infinite damage

Blasting Station

Activate Greater Good by sacrificing Worldspine Wurm.
Worldspine Wurm dies, triggering its first and second ability.
Resolve the first Worldspine Wurm trigger, creating three 5/5 Wurm creature tokens.
Resolve the second Worldspine Wurm trigger, shuffling it into your library from your graveyard.
Resolve the Greater Good ability, causing you to draw fifteen cards and discard three cards.
At the beginning of your next upkeep, Triskaidekaphile triggers, causing you to win the game.

Combos with "Worldspine Wurm"