If you're willing to go off-element, there're other niche solutions to thunder AQ6 such as Takeminakata's echo burst, and this one is more for meme, but fire Charis also works
If you're willing to go off-element, there're other niche solutions to thunder AQ6 such as Takeminakata's echo burst, and this one is more for meme, but fire Charis also works