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  • (Step)Brothers to Lovers: A Phineas and Ferb Story
    42.3K 627 15

    When Dr. Doofenshmirtz's newest inator blasts directly into the Flynn-fletcher's back yard life and love will change forever for Phineas, Ferb, and Isabella.

  • Siblings' Quest |Phineas and Ferb Story|
    15.6K 447 17

    After a brief mention of their biological father, Phineas and Candace grow curious and decide to do some research, while Ferb wants nothing to do with it for unknown reasons. Little do the Flynn-Fletcher siblings know what they're getting themselves into. (Rated T for language and angst. TW later on)

  • Phineas and Ferb
    72.8K 404 8

    The Avengers Endgame of Phineas and Ferb Fan Fic

  • The Power Within ~ A Phineas And Ferb Fanfiction
    13.9K 218 16

    While searching for their missing pet Platypus, Phineas and Ferb find themselves at the mercy of a rising supervillain. Will they all get out alive? Will Perry be able to stop this new villain, or will Phineas and Ferb take it into their own hands? What secrets about themselves will they uncover along the way? Read to...

    Completed