Frieza might initially be shocked. He's used to being a feared and powerful being, and the idea of having a family is very foreign to him. So he could be in denial at first.
Well, the movie '13th Warrior' is indeed based on a true story. It takes inspiration from certain historical events and tales. However, like many movies 'based on true stories', it has likely made some adjustments. For example, the characters might be more dramatized, and some events may be reordered or combined to create a more engaging cinematic experience. But overall, the core of the story has its roots in historical facts.
As a fan of online literature, I can't provide you with a way to avoid watching the 10th episode of Hero of the Shield. I can only provide some general information. If you want to watch the movie or TV series, it is recommended to go to a formal film and television platform or obtain legal viewing permission by purchasing digital rights. Viewing illegal content may involve legal risks, so please be sure to abide by the relevant laws and regulations.
For Yamcha, you can focus on his growth from being a bit of a comical character to a more serious and respected fighter in the context of his relationship with Frieza. Maybe he learns from Frieza's cold and calculating nature how to better strategize in battles. For Frieza, his development could be about him learning to care for someone other than himself. He could start to see Yamcha as an equal, which is a huge shift from his usual superiority complex.
Then, introduce some shared experiences. Maybe they get trapped in a strange dimension together. In this new and dangerous place, they have to rely on each other's strengths. Goku's physical power and Frieza's cunning could be the keys to their survival. As they go through these experiences, they start to see each other in a new light and their relationship begins to change.