Batman and Avengers
Crossovers
The Killing Joke by MegaFrost4 reviews
AU where the Joker has the super soldier serum, replacing Red Skull as Steve's arch nemesis. Based on the chilling Graphic Novel by Alan Moore, Superfamily AU
Rated: M - English - Horror/Crime - Chapters: 6 - Words: 6,431 - Reviews: 1 - Favs: 1 - Follows: 3 - Updated: 10/6/2019 - Published: 10/1/2019 - Joker, Captain America/Steve R., Iron Man/Tony S., Spider-Man/Peter Parker - Complete
Sun Warped by Kage-Saru reviews
As Tony gets more accustomed to sharing his mind with Bruce trouble brews on the horizon.
Rated: T - English - Friendship/Supernatural - Chapters: 58 - Words: 40,503 - Reviews: 65 - Favs: 37 - Follows: 35 - Updated: 9/9/2018 - Published: 8/10/2018 - Iron Man/Tony S. - Complete
Sun Baked by Kage-Saru reviews
Tony didn't come back from Afghanistan alone. He picked up a passenger and it looks like he's here to stay.
Rated: T - English - Supernatural/Friendship - Chapters: 49 - Words: 23,192 - Reviews: 35 - Favs: 40 - Follows: 35 - Updated: 8/10/2018 - Published: 6/10/2018 - Bruce W./Batman, Iron Man/Tony S. - Complete