Butcher manages to kill Homelander through a carefully planned and executed strategy involving a combination of surprise attacks and exploiting Homelander's weaknesses.
Well, in the phrase 'Becca and Wyatt tell my story', Becca and Wyatt are likely characters or real people. It's possible they are storytellers. Maybe they are part of a project where they are tasked with narrating someone's experiences, could be for a documentary, a book, or even a personal blog. Without further information, it's hard to say more about them.
There's no way to know the exact story just from this phrase. It could be any kind of story, like a personal adventure, a family history, or an experience related to a particular event.