Activate two lands by tapping them, adding at least {2}.
Nikya of the Old Ways triggers twice, adding {2}.
Activate Magus of the Candelabra by paying {3} and tapping it, untapping the two lands and Magus of the Candelabra.
Repeat.

Infinite mana lands you control can produce

Infinite green mana

Ashaya, Soul of the Wild

Magus of the Candelabra

Nikya of the Old Ways

At the beginning of each opponent's upkeep, Assault Suit triggers, giving the opponent control of Nikya of the Old Ways until end of turn.
Because the opponent controls Nikya of the Old Ways, they cannot cast noncreature spells during their turn.
During the cleanup step, you regain control of Nikya of the Old Ways.

Players cannot cast noncreature spells during their turn

Players cannot cast sorcery spells

Assault Suit

Activate five lands by tapping them, adding at least {5}.
Nikya's first ability triggers five times, adding at least {5}.
Activate Magus of the Candelabra by paying {5} and tapping it, untapping five lands.
Activate Staff of Domination's third ability by paying {3} and tapping it, untapping Magus of the Candelabra.
Activate Staff of Domination's first ability by paying {1}, untapping Staff of Domination.
Repeat.
Once you have infinite mana, you may use it to activate Staff of Domination's other abilities.

Infinite card draw

Infinite draw triggers

Infinite lifegain

Infinite lifegain triggers

Infinite mana creatures you control can produce

Infinite untap of creatures you control

Infinite untap of lands you control

Staff of Domination

Play a land. When the land enters, Springheart Nantuko triggers, causing you to pay {1}{G} to create a token copy of Dryad Arbor.
When the Dryad Arbor token enters, Springheart Nantuko triggers. Holding priority, activate the Dryad Arbor token by tapping it, adding {G}.
Nikya of the Old Ways triggers, adding {G}.
Resolve the Springheart Nantuko trigger, causing you to pay {1}{G} to create a token copy of Dryad Arbor.
Repeat from step 2.

Infinite ETB

Infinite tapped creature tokens

Infinite landfall triggers

Infinite tapped Forest tokens

Springheart Nantuko

Dryad Arbor

Urabrask the Hidden

Declare Overlord of the Hauntwoods as an attacker.
Overlord of the Hauntwoods triggers, creating an untapped Everywhere land token due to Spelunking.
When the Everywhere token enters the battlefield, Springheart Nantuko triggers.
Holding priority, activate Everywhere by tapping it, adding {G}.
Nikya of the Old Ways triggers, adding {G}.
Resolve the Springheart Nantuko trigger, causing you to pay {1}{G} to create a token copy of Overlord of the Hauntwoods.
When the Overlord of the Hauntwoods token enters the battlefield, it triggers, creating a tapped Everywhere land token.
Repeat from step 3.

Infinite creature tokens

Infinite tapped Mountain tokens

Infinite tapped Island tokens

Infinite tapped Everywhere land tokens

Infinite tapped Plains tokens

Infinite tapped Swamp tokens

Overlord of the Hauntwoods

Spelunking

Activate Staff of Domination by tapping it, adding {B} as it's a Swamp land due to Toph and Urborg
Nikya of the Old Ways triggers, adding {B}.
Activate Staff of Domination's first ability by paying {1}, untapping it.
Repeat.

Infinite black mana

Toph, the First Metalbender

Urborg, Tomb of Yawgmoth

Activate Staff of Domination by tapping it, adding {G} as it's a Forest land due to Toph and Yavimaya.
Nikya of the Old Ways triggers, adding {G}.
Activate Staff of Domination's first ability by paying {1}, untapping it.
Repeat.

Yavimaya, Cradle of Growth

Combos with "Nikya of the Old Ways"