Fire Lord Azula | Ghostly Flicker | Ardent Elementalist

Cards

Ghostly Flicker in hand.
Fire Lord Azula and
Ardent Elementalist on the battlefield (
Fire Lord Azula Without Summoning Sickness).

You control three permanents that enter untapped and that can tap to produce at least ({2} magic symbol) ({U} magic symbol) .

Declare
Fire Lord Azula as an attacker, triggering its firebending ability, adding ({R} magic symbol) ({R} magic symbol) .
Holding priority, activate three permanents by tapping them, adding at least ({2} magic symbol) ({U} magic symbol) .
Cast
Ghostly Flicker by paying ({2} magic symbol) ({U} magic symbol) , targeting the tapped permanent and
Ardent Elementalist.
Fire Lord Azula triggers, copying
Ghostly Flicker, targeting two other mana-producing permanents.
Resolve the copy of
Ghostly Flicker, blinking the two targeted permanents.
Resolve the original
Ghostly Flicker, blinking the targeted permanent and
Ardent Elementalist.
When
Ardent Elementalist enters, it triggers, returning
Ghostly Flicker from your graveyard to your hand.
Repeat from step 2.

Infinite ETB.
Infinite LTB.
Infinite landfall triggers.
Infinite magecraft triggers.
Infinite mana permanents you control that enter the battlefield untapped can produce.
Infinite storm count.