Activate Lightning Greaves's equip ability by paying {0}, targeting the affinity creature.
Monk Gyatso triggers, airbending the targeted creature.
The Lightning Greaves ability fizzles due to no longer having a legal target.
Cast the creature from exile by paying {0} due to its affinity ability.
Repeat.

Infinite LTB

Infinite ETB

Infinite storm count

Creature with Affinity

Monk Gyatso

Lightning Greaves

Activate Lightning Greaves's equip ability by paying {0}, targeting another nontoken creature you control.
Monk Gyatso triggers, airbending the targeted creature.
The Lightning Greaves ability fizzles due to no longer having a legal target.
Cast the creature from exile by paying {0} due to Semblance Anvil.
Repeat.

Semblance Anvil

Activate Lightning Greaves's equip ability by paying {0}, targeting the colorless creature.
Monk Gyatso triggers, airbending the creature.
Lightning Greaves's ability fizzles due to no longer having a legal target.
Cast the creature from exile by paying {0} due to Ugin.
Repeat.

Ugin, the Ineffable

Activate Lightning Greaves's equip ability by paying {0}, targeting the Eldrazi.
Monk Gyatso triggers, airbending the Eldrazi.
Lightning Greaves's ability fizzles due to no longer having a legal target.
Cast the Eldrazi from exile by paying {0} due to Eye of Ugin.
Repeat.

Eldrazi Creature Card

Eye of Ugin

Activate Lightning Greaves's equip ability by paying {0}, targeting Priest of Gix.
Monk Gyatso triggers, airbending Priest of Gix.
The Lightning Greaves ability fizzles due to no longer having a legal target.
Cast Priest of Gix from exile by paying {2}.
When Priest of Gix enters, it triggers, adding {B}{B}{B}.
Repeat.

Infinite black mana

Priest of Gix

Activate Garth by tapping it, causing you to pay {0} to cast a copy of Black Lotus.
Activate Lightning Greaves' equip ability by paying {0}, attaching it to Monk Gyatso.
Activate Lightning Greaves' equip ability by paying {0}, targeting Garth.
Monk Gyatso triggers, airbending Garth.
Activate Black Lotus by tapping and sacrificing it, adding three mana of any color.
Cast Garth from exile by paying {2}.
Activate Lightning Greaves' equip ability by paying {0}, targeting Garth.
Monk Gyatso triggers. Choose not to airbend Garth.
Resolve the Lightning Greaves equip ability, attaching it to Garth.
Repeat.

Infinite colored mana

Infinite creature tokens

Infinite magecraft triggers

Infinite card draw for any number of players

Infinite draw triggers for any number of players

Return all cards from your graveyard to your hand

Infinite copies of a specific artifact

Infinite casts of all spells permitted by Garth One-Eye

Infinitely powerful creature until end of turn

Garth One-Eye

Activate Lightning Greaves by paying {0}, targeting another nontoken creature you control.
Monk Gyatso triggers, airbending the creature.
Cast the creature from exile by paying {2}.
When the creature enters, Genesis Chamber triggers, creating a 1/1 Myr artifact creature token.
Activate Ashnod's Altar by sacrificing the Myr, adding {C}{C}.
Repeat.

Search Results