Fics like “Harley meets a big fan”

Step One by MSZER0 (Spider-Man - All Media Types, Batman - All Media Types)

Another Cult Sibling by Arazog (Percy Jackson and the Olympians & Related Fandoms - All Media Types, Batman - All Media Types)

I'm not evil, scout's honour by sleepie_tea (Batman - All Media Types, DCU)

Batman Beyond - Shota Hunters by DecadentWriter (Batman Beyond, DC Animated Universe (Timmverse), more)

REVERIE 𖤓 wtm by quinzelmurdock (Birds of Prey (And the Fantabulous Emancipation of One Harley Quinn) (2020), Marvel Cinematic Universe, more)

Take Me With You by FanFicFanatic2166 (DCU, DCU (Comics), more)

To become amazon property by SomeFucker123 (DCU (Comics), Batman - All Media Types)

Echolocate Me Home by Vivendel (Spider-Man - All Media Types, Batman - All Media Types, more)

Fate/Proxy: A Gotham Holy Grail War by SandscriptTale (Batman - All Media Types, Justice League - All Media Types, more)

I Thought Spiders Were Red? by lil_cruise (Spider-Man (Tom Holland Movies), Batman - All Media Types, more)

If Not Son, Why Son Shaped? by Bedlamwolf (Danny Phantom, Batman - All Media Types)

Harley's Little Birdies by Saphire321 (Batman - All Media Types, DCU, more)

Sick Streams and Wrong Numbers by JediWyrm (Danny Phantom, Batman - All Media Types)

Through the Wire by Winwin87 (Marvel Cinematic Universe, The Avengers (Marvel Movies), more)

How to Get a Girlfriend in 2 Steps by HistoricallyInnacurate (Danny Phantom, Batman - All Media Types)

A Hermetic Mage in Lady Gotham's Court by Your_Stepfather (DCU, Batman - All Media Types, more)

Thrown to the Bats by priincessmj (Batman - All Media Types, Spider-Man - All Media Types, more)

camel by camel by TheResurrectionist (Batman - All Media Types)

Harley Quinn & Poison Ivy: The Only Sane Thing About Us by LushLoser (Batman - All Media Types, Batman: Arkham (Video Games), more)

The Great Boyfriend Investigation by Nigaki (Batman - All Media Types, Superman - All Media Types)

Fics like Harley meets a big fan