Cast Fleetfoot Panther without paying its mana cost.
Fleetfoot Panther enters the battlefield, triggering to return itself to your hand.
Repeat.

Infinite creature ETB

Infinite creature LTB

Infinite storm count

Aluren

Fleetfoot Panther

Activate all mana-producing lands you control by tapping them, adding at least {3}{R}{G}{W}.
Cast Zacama either from your hand or from the command zone by paying {6}{R}{G}{W} plus commander tax, if applicable.
When Zacama enters the battlefield, it triggers twice.
Resolve the first trigger, untapping all lands you control.
Activate all mana-producing lands you control by tapping them, adding at least {3}{R}{G}{W}.
Resolve the second Zacama trigger, untapping all lands you control.
Cast Fleetfoot Panther by paying {1}{G}{W}.
When Fleetfoot Panther enters the battlefield, it triggers twice, returning itself and Zacama from the battlefield to your hand.
Repeat.
If lands you control can tap to produce at least {4}{R}{G}{W}, this combo nets infinite mana, and you may use that mana to activate Zacama's other abilities.

Infinite lifegain

Infinite lifegain triggers

Infinite mana lands you control can produce

Zacama, Primal Calamity

Panharmonicon

Cast Fleetfoot Panther by tapping Fallaji Wayfarer, a green or white creature, and one additional creature.
Fleetfoot Panther enters the battlefield, triggering itself and Intruder Alarm.
Resolve the Fleetfoot Panther trigger, returning it from the battlefield to your hand.
Resolve the Intruder Alarm trigger, untapping all creatures.
Repeat.

Combos with "Fleetfoot Panther"