BFB: What if first split happened? (Part 1: BFB Post-split)

This is my first time make a long what if, so I hope you like it! :) Music used: https://youtu.be/A2r7whkYGl0?si=l0nQ1JmFu1Rq_CHg https://youtu.be/AoLxPUcqzwU?si=jB0yoYq9i1omznIr https://youtu.be/_loMQC1HJMo?si=YMTmm9jJSMdkdQdU https://youtu.be/1-_06uup83A?si=g7Q6--gK-iCr8wqE https://youtu.be/gRMT4XVgSoA?si=B5LS7ZpXy5Y6XJvE https://youtu.be/-LQnMNBhAWo?si=yck2YoV7xt1iRqc_ https://youtu.be/1jXNmLyfbYQ?si=2QbyOZ8Y-5a_AUJ6 https://youtu.be/Pjt0s7_9Hnk?si=EvXcMamK1JnGedqK