Cast Imps' Taunt with buyback by paying {0} due to Aang's cost reduction, returning Imps' Taunt to your hand.
Repeat.

Infinite storm count

Infinite magecraft triggers

Avatar Aang // Aang, Master of Elements

Imps' Taunt

Activate up to five lands you control by tapping them, adding at least {4}{B}.
Cast Imps' Taunt with buyback by paying {4}{B}, targeting Peregrine Drake.
Orvar's first ability triggers, creating a token copy of Peregrine Drake.
When the Peregrine Drake token enters the battlefield, it triggers, untapping up to five lands.
Resolve Imps' Taunt, returning it to your hand.
Repeat.

Infinite creature tokens

Infinite ETB

Orvar, the All-Form

Peregrine Drake

Activate up to seven lands you control by tapping them, adding at least {4}{B}.
Cast Imps' Taunt with buyback by paying {4}{B}, targeting Palinchron.
Orvar's first ability triggers, creating a token copy of Palinchron.
When the Palinchron token enters the battlefield, it triggers, untapping up to seven lands.
Resolve Imps' Taunt, returning it to your hand.
Repeat.
If you control up to seven lands that can tap to produce at least {5}{B}, this combo nets infinite mana, which you can then target any creatures you control in step 2 to create infinite token copies of them.

Infinite copies of creatures you control

Infinite mana lands you control can produce

Palinchron

Activate up to seven lands you control by tapping them, adding at least {4}{B}.
Cast Imps' Taunt with buyback by paying {4}{B}, targeting Great Whale.
Orvar's first ability triggers, creating a token copy of Great Whale.
When the Great Whale token enters the battlefield, it triggers, untapping up to seven lands.
Resolve Imps' Taunt, returning it to your hand.
Repeat.
If you control up to seven lands that can tap to produce at least {5}{B}, this combo nets infinite mana, which you can then target any creatures you control in step 2 to create infinite token copies of them.

Great Whale

At the beginning of your precombat main phase, There and Back Again triggers, creating a legendary 6/6 Smaug creature token, and causing you to sacrifice There and Back Again.
Cast Imps' Taunt with buyback by paying {4}{B}, targeting the Smaug token.
Orvar's first ability triggers, creating a copy of the Smaug token.
Put the new Smaug token into your graveyard due to the legend rule.
When Smaug dies, it triggers, creating fourteen Treasure tokens.
Resolve Imps' Taunt from step 2, returning it to your hand.
Activate five Treasures by tapping and sacrificing them, adding {4}{B}.
Repeat from step 2.
Once you have infinite colored mana, you may instead target any other creature(s) you control using Imps' Taunt, to create infinite tokens of them using Orvar.

Infinite colored mana

Infinite death triggers

Infinite LTB

Infinite Treasure tokens

There and Back Again

Activate Empowered Autogenerator by tapping it, putting a charge counter on it and adding {B} for each charge counter on it.
Cast Imps' Taunt with buyback by paying {4}{B}.
Shantotto triggers, giving it +4/+0 until end of turn and causing you to draw a card.
Resolve Imps' Taunt.
Activate Mind Over Matter by discarding a card, untapping Empowered Autogenerator.
Repeat.

Infinite self-discard triggers

Infinite draw triggers

Infinite looting

Near-infinite storm count

Near-infinite magecraft triggers

Near-infinite colored mana

Near-infinite charge counters on a permanent

Near-infinitely powerful creature until end of turn

Shantotto, Tactician Magician

Mind Over Matter

Empowered Autogenerator

Cast Imps' Taunt with buyback by paying {B}.
Storm-Kiln Artist triggers, creating a Treasure token.
Resolve Imps' Taunt.
Activate the Treasure by tapping and sacrificing it, adding {B}.
Repeat.

Samut, the Driving Force

Storm-Kiln Artist

Cast Imps' Taunt with buyback by paying {4}{B}, returning it to your hand.
At the beginning of your combat phase, The Thing's first ability triggers, putting four +1/+1 counters on it.
Declare The Thing as an attacker. Its second ability triggers, causing you to pay {R}{G}{W}{U} to double the number of +1/+1 counters on it.
Activate The Thing using Sage of Hours' ability by removing all +1/+1 counters from it, causing you to take an extra turn after this one.
Repeat each turn.

Combos with "Imps' Taunt"