In the Chains of Fate

I like this type of story. The MC's journey to become strong is still long, I like how the author doesn't make him strong too quickly. But I hope you can speed up the pace of the story a bit, and reduce some unnecessary dialogues, and be able to describe the MC's feelings. I'm sure you can be better.

This is fairly great.  I wish they could speed up the summons growth.

"WHAT? " we ask

Suddenly...

sedangkan istrinya menghantamkan tinjunya keras-keras kearah seekor kera tinju itu tidak mengenai kera itu tapi terlihat tinju itu melontarkan angin dengan keras kearah kera itu debu pasir berterbangan membuat kera itu menyilangkan kedua tangannya segera saja dalam kecepatan sekian detik sebuah tinju mengarah ke kera itu kedua tangan kera itu menahan tinju bertenaga ratusan ton itu kera itu terlempar dengan kedua tangan yang patah.

"Legendary Weapon Creation Magic: Felling of the Sky Demon, Balmung." As I said that I pulled the A-rank Noble Phantasm. As I summoned it, I could feel my energy being used up to create it. Thankfully, the actual energy needed in its creation was much lower than I expected. I estimated that it took about half the usual energy than what I originally used back in my old world. Furthermore, the rejection of the world that would normally make my copy a whole grade lower is now much weaker to the point that the difference in power between a copy and the original was minimal.

He had seen it all, the suffering, his pain, the mistakes of his past multiplied by a hundred was forced back unto his cracking heart with the force of a thrown javelin. There was nothing he could do,

Yes.