These pages relate to the xel'naga.
“Purity of essence is a concept first pioneered by the xel'naga, and is defined as the capability...Purity of essence
“Purity of form is a concept first pioneered by the xel'naga, and is defined as the ability for a...Purity of form
“A number of energy creatures have been seen emerging from one or more xel'naga temples. One was...Energy creature
“Uplift (specifically biological uplift) is the act of an advanced civilization helping the...Uplift
This category has the following 4 subcategories, out of 4 total.