Heavenly Multiverse

Goddess Ilias is the maker of the Valkyrie which said to be be as costless as the sands and materials found within the 1st universe.
Ilias made created the heavenly Multiverse within her domain and created the earth within the monster girl quest timeline.
Being the the Goddess born from light itself , she acts as the benevolent goddess of her multiverse but was defeated by Luka and Alice the 16th so she had to give up on that world and focus on her faithful worlds which is greater in number compared to where Luka resides.
Due to her worry of of the dark goddess coming back , she didn't desire to waste her main army on the false hero's world.
Goddess Ilias fought in the Great monsters wars and won so her main focus is preparing for the second Great monster wars and gathering allies that will give her the advantage even those within Parallels worlds.
Goddess Ilias made the Angels within her domain.