Activate Emiel the Blessed by paying {1}, blinking Plundering Pirate.
When Plundering Pirate enters the battlefield, it triggers, creating a Treasure artifact token.
Activate the Treasure by tapping and sacrificing it, adding {1}.
Repeat.

Infinite LTB

Infinite ETB

Emiel the Blessed

Plundering Pirate

Zirda, the Dawnwaker

Activate Emiel the Blessed by paying {3}, blinking Plundering Pirate.
When Plundering Pirate enters the battlefield, it triggers once, and Preston triggers twice.
Resolve the Plundering Pirate trigger, creating a Treasure token.
Resolve the first Preston trigger, creating a token copy of Plundering Pirate that is a 0/1 Illusion.
When the Plundering Pirate token enters the battlefield, it triggers, creating a Treasure token.
Repeat from step 4 for the remaining Preston trigger.
Activate three Treasures by tapping and sacrificing them, adding {3}.
Repeat.

Combos with "Plundering Pirate"