Mount Targon has the highest peak in all of Runeterra.

What is the name of the heavenly realm that where the Aspects live?

The Aspect of the Moon's host before Diana

He swore a vow of silence in exchange for magical weapons.

The noctum essence he derives his powers from makes him mute.

He is selectively mute and will only talk to his sister.

When a mommy meep and a daddy meep love each other very much. . .

Leftover energy after the birth of a star

"Retreat too far on Mount Targon, and you will fall off a cliff." - Pantheon