Activate Emiel the Blessed by paying {3}, blinking Spark Double.
When Spark Double enters the battlefield as a copy of Galadriel, Galadriel triggers, adding {G}{G}{G}.
Activate Emiel the Blessed by paying {3}, blinking Galadriel triggers.
When Galadriel enters the battlefield, Spark Double triggers, adding {G}{G}{G}.
Repeat.

Infinite ETB

Infinite LTB

Galadriel, Light of Valinor

Emiel the Blessed

Spark Double

Activate Emiel the Blessed by paying {3}, blinking Sakashima of a Thousand Faces.
When Sakashima of a Thousand Faces enters the battlefield as a copy of Galadriel, Galadriel triggers, adding {G}{G}{G}.
Activate Emiel the Blessed by paying {3}, blinking Galadriel triggers.
When Galadriel enters the battlefield, Sakashima of a Thousand Faces triggers, adding {G}{G}{G}.
Repeat.

Sakashima of a Thousand Faces

Activate Emiel the Blessed by paying {1}, blinking any other nontoken creature you control except Galadriel.
When the creature enters the battlefield, Galadriel triggers, adding {G}{G}{G}.
Activate Emiel the Blessed by paying {1}, blinking Galadriel.
Repeat.
Once you have infinite mana, you may instead choose any of Galadriel's modes.

Infinite blinking

Infinite card draw

Infinite draw triggers

Infinite green mana

Biomancer's Familiar

Activate Emiel the Blessed by paying {3}, blinking Sakashima the Impostor.
When Sakashima the Impostor enters the battlefield as a copy of Galadriel, Galadriel triggers, adding {G}{G}{G}.
Activate Emiel the Blessed by paying {3}, blinking Galadriel triggers.
When Galadriel enters the battlefield, Sakashima the Impostor triggers, adding {G}{G}{G}.
Repeat.

Sakashima the Impostor

Activate Emiel the Blessed by paying {1}, blinking another nontoken creature you control.
When the creature enters the battlefield, Galadriel triggers, adding {G}{G}{G}.
Activate Emiel the Blessed by paying {1}, blinking Galadriel.
Repeat.
Once you have infinite mana, you may instead choose any of Galadriel's modes.

Combos with "Galadriel, Light of Valinor"