There are fanfictions where Vegeta has a spiritual awakening of some sort. He realizes his true potential and his connection to the Saiyan pride. This newfound power allows him to generate a massive energy field around Frieza. The energy field then compresses in on Frieza, crushing him from all sides until he is completely destroyed. This method not only shows Vegeta's power but also his growth on a more spiritual level.
Yes, there are likely 'Bardock Kills Frieza' fanfics out there. The Dragon Ball universe has a huge fan base, and many fans like to create alternative storylines. You can try searching on fanfic websites like FanFiction.net or Archive of Our Own.
The plot could start with Bardock having a premonition of Frieza's future actions against the Saiyans even before the destruction of Planet Vegeta. He then secretly trains and discovers a new form or power that allows him to stand up to Frieza. When Frieza arrives to destroy the Saiyans, Bardock reveals his newfound strength and battles Frieza. After a long and intense fight, Bardock manages to defeat and kill Frieza, changing the course of the Dragon Ball universe. This could also lead to new alliances and power struggles among the remaining characters.
In certain fanfictions, Vegeta may have received a special power - up or training that gives him an edge over Frieza. He could use his speed and agility to dodge Frieza's attacks and then counter - attack. Vegeta might perform a series of rapid - fire punches and kicks, weakening Frieza. Finally, he could use his Final Flash technique with all his might, completely obliterating Frieza. Fanfiction often takes creative liberties to show the growth and capabilities of characters like Vegeta against a long - time foe like Frieza.
Another character could be Dr. Briefs, Bulma's father. In the alternate universe, he might have a more prominent role in bringing Vegeta and Bulma together. For example, he could be the one who arranges for Vegeta to work on a project with Bulma, which starts their relationship on a more professional note that gradually turns into something more personal.
Well, imagine if Romeo didn't believe the false news of Juliet's death at all. He decides to go and rescue her from the tomb instead of killing himself. When he arrives, Paris is there, but Romeo manages to defeat him without killing him. Then, he wakes Juliet up, and together they run away to a far - off land where no one can find them, leaving their families behind to deal with the consequences of their feud.
The original ending has Cinderella marrying the prince. However, an alternate ending could be that when Cinderella is at the ball, she realizes that the life of a princess may not be for her. She leaves the ball early and returns home. There, she discovers that she has an inheritance from her mother that she can use to travel the world. She becomes an adventurer, seeing different lands and cultures, and is much happier than she could have been as a princess in a castle.