Ultraman: Noah's big one at the beginning

[No system + original + super cool + plot growth flow]
I traveled through time and became a little Ao.
but.
Something is wrong!!
Gujia touched the three darts above his head, looked down at the interwoven red, silver, black, and purple markings on his body, and the energy core in his chest that exploded like Saiga's, and fell into deep thought...