Activate Chandra, Torch of Defiance's second ability by putting a loyalty counter on it, adding {R}{R}.
Activate Chandra, Hope's Beacon's first ability by putting two loyalty counters on it, adding two mana of any color.
Activate The Chain Veil by paying {4} and tapping it, allowing you an additional activation of your planeswalkers' loyalty abilities this turn.
Activate Teferi's first ability by putting two loyalty counters on it, untapping The Chain Veil.
Repeat.
Once you have infinite loyalty counters on Teferi, you may also use its third loyalty ability each turn to take infinite turns.

Infinite activations of loyalty abilities of all other Planeswalkers you control

Infinite damage

Infinite turns

The Chain Veil

Chandra, Hope's Beacon

Chandra, Torch of Defiance

Teferi, Timebender

Activate Chandra, Torch of Defiance's second ability by putting a loyalty counter on it, adding {R}{R}.
Activate Chandra, Bold Pyromancer's first ability by putting a loyalty counter on it, adding {R}{R} and dealing 2 damage to a player.
Activate The Chain Veil by paying {4} and tapping it, allowing you an additional activation of your planeswalkers' loyalty abilities this turn.
Activate Teferi's first ability by putting two loyalty counters on it, untapping The Chain Veil.
Repeat.
Once you have infinite loyalty counters on Teferi, you may also use its third loyalty ability each turn to take infinite turns.

Chandra, Bold Pyromancer

Activate Chandra, Hope's Beacon's second ability by putting two loyalty counters on it, adding two mana of any color.
Activate Chandra, Bold Pyromancer's first ability by putting a loyalty counter on it, adding {R}{R} and dealing 2 damage to a player.
Activate The Chain Veil by paying {4} and tapping it, allowing you an additional activation of your planeswalkers' loyalty abilities this turn.
Activate Teferi's first ability by putting two loyalty counters on it, untapping The Chain Veil.
Repeat.
Once you have infinite loyalty counters on Teferi, you may also use its third loyalty ability each turn to take infinite turns.

Activate Xenagos' first loyalty ability by putting a loyalty counter on it, adding {R} or {G} for each creature you control.
Activate The Chain Veil by paying {4} and tapping it, allowing you an additional activation of each of your planeswalkers this turn.
Activate Teferi's first loyalty ability by putting two loyalty counters on it, untapping The Chain Veil.
Repeat.

Infinite ETB

Infinite red mana

Infinite creature tokens

Infinite green mana

Put all creature cards from your library onto the battlefield

Near-infinite landfall triggers

Exile your library

Put all land cards from your library onto the battlefield

Xenagos, the Reveler

Activate Venser's first loyalty ability by putting two loyalty counters on it, exiling any other permanent you control.
Activate Aminatou's second loyalty ability by removing a loyalty counter from it, blinking Venser.
When Venser leaves the battlefield, Resourceful Defense triggers, putting at least five loyalty counters on Teferi.
Activate Venser's first loyalty ability by putting two loyalty counters on it, exiling Aminatou.
When Aminatou leaves the battlefield, Resourceful Defense triggers, putting at least two loyalty counters on Teferi.
Activate Teferi's third loyalty ability by removing nine loyalty counters from it, causing you to take an extra turn after this one.
At the beginning of your end step, Venser triggers twice, returning Aminatou and the other permanent exiled with it to the battlefield.
Repeat each turn.

Aminatou, the Fateshifter

Venser, the Sojourner

Resourceful Defense

Cast Teferi by paying {4}{W}{U}, which enters the battlefield with ten loyalty counters due to Vorinclex.
Activate Teferi's third loyalty ability by removing nine loyalty counters from it, causing you to take an extra turn after this one.
Activate Meticulous Excavation by paying {2}{W}, returning Teferi from the battlefield to your hand.
Repeat each turn.

Meticulous Excavation

Vorinclex, Monstrous Raider

Cast Teferi by paying {4}{W}{U}, which enters the battlefield with ten loyalty counters due to Doubling Season.
Activate Teferi's third loyalty ability by removing nine loyalty counters from it, causing you to take an extra turn after this one.
Activate Meticulous Excavation by paying {2}{W}, returning Teferi from the battlefield to your hand.
Repeat each turn.

Doubling Season

Activate Luxior's first equip ability by paying {1}, attaching it to Teferi.
Activate Lilysplash Mentor by paying {1}{G}{U}, blinking Teferi, which enters the battlefield with ten loyalty counters due to Innkeeper's Talent.
Activate Teferi's third loyalty ability by removing nine loyalty counters from it, causing you to take an extra turn after this one.
Repeat each turn.

Luxior, Giada's Gift

Lilysplash Mentor

Innkeeper's Talent

Cast Teferi by paying {4}{W}{U}, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Activate Vorel of the Hull Clade by paying {G}{U} and tapping it, doubling the counters on Teferi.
Activate Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take an extra turn after this one.
At the beginning of your end step, Soulherder's second ability triggers, blinking Teferi, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Repeat from step 2 each turn.

Displaced Dinosaurs

Vorel of the Hull Clade

Soulherder

Cast Teferi by paying {4}{W}{U}, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Activate Vorel of the Hull Clade by paying {G}{U} and tapping it, doubling the counters on Teferi.
Activate Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take an extra turn after this one.
At the beginning of your end step, Conjurer's Closet triggers, blinking Teferi, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Repeat from step 2 each turn.

Conjurer's Closet

Cast Teferi by paying {4}{W}{U}, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Activate Vorel of the Hull Clade by paying {G}{U} and tapping it, doubling the counters on Teferi.
Activate Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take an extra turn after this one.
At the beginning of your end step, Teleportation Circle triggers, blinking Teferi, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Repeat from step 2 each turn.

Teleportation Circle

Cast Teferi by paying {4}{W}{U}, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Activate Vorel of the Hull Clade by paying {G}{U} and tapping it, doubling the counters on Teferi.
Activate Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take an extra turn after this one.
At the beginning of your end step, Thassa triggers, blinking Teferi, causing it to enter the battlefield as a 7/7 Dinosaur creature in addition to its other types due to Displaced Dinosaurs.
Repeat from step 2 each turn.

Combos with "Teferi, Timebender"