Batman

Confidence Lost 

White Collar/Batman Crossover

Everything about Neal Caffrey's past prior to his 18th birthday is a mystery, even to him. However, when someone unexpectedly recognizes him by a name that he's never used before, he learns that the biggest con of his life is literally his life.

https://www.fanfiction.net/s/7056485/1/Confidence-Lost

Dark Knight Evolution 

X-men Evolution/Batman Crossover

Charles Xavier has started inviting mutants in need, to stay at his mansion where they would hopefully enjoy a better life. One of the mutants, he wants to invite might be a bit tougher to persuade, considering he is the Prince of Gotham.

https://www.fanfiction.net/s/8356788/1/Dark-Knight-Evolution

Batgirl Beyond

In the city of Neo Gotham there is a protector. Batman. His mission? To protect his city from evil. But he cannot do it alone. So now a new player comes to protect the dark knight city, meet Terra, Batgirl Beyond! With some of my own characters designed off Batman Beyond. thank you and please read and review. thanks.

https://www.fanfiction.net/s/6175526/1/Batgirl-Beyond