Fireball.
Well, Ascendant Reality Fireball to be exact!
While it might not be the most powerful skill in Noah's arsenal, it held sentimental value to him as it was his first ability that awakened with him the day he utilized an F Rank skill book many months ago.
"You will now also be the first skill to occupy the first Reality Passage…"
Noah spoke with a smile as after the required Essence of Reality was burned, his chest shone as an incandescent ball of crimson light flew towards his first Infinite Reality Passage!
It followed the path of the surging stellar rivers and sank into the massive mountainous passages making the center of this construct its home as it became enveloped by boundless rays of light soon after!