: Android 18 does not use a traditional Ki bar for her basic movement or light attacks. Instead, her Ki naturally regenerates at an accelerated rate, allowing her to stay in the fight longer without having to charge. Active Skill - Interdimensional Ki Transfer :
Since this isn’t an official Dragon Ball arc, here’s a to understanding and building such a story: Dragon Ball Interdimentional Wish -Android 18 U...
While Universe 6 has Saiyans like Caulifla and Kale, it lacks a direct Android equivalent. A wish could transport 18 here to serve as a mentor or a sudden, unexplained powerhouse that shifts the balance of power between Champa and Beerus. The "U" Factor: Power Scaling and New Forms : Android 18 does not use a traditional