Hello darling. I've looked through your list and There are a good number that I can and would very much enjoy :3 Perhaps we might be able to narrow down something you're craving in particular and go from there? 

Marvel:

Tony Stark x Pepper Potts*

Steve Rogers* x Natasha Romanoff

X-Men:
Magneto x Pepper Potts*
Magneto x Mystique

Professor X* x Pepper Potts*
Professor X x Mystique*

Star Lord x Pepper Potts*
Star Lord x Mystique*

Yu Yu Hakusho

Yusuke* x Botan*
Yusuke* x Yukina
Yusuke* x OC*
Yusuke* x Young Genkai*

Kurama* x Botan*
Kurama x OC*

Harry Potter

Draco* x Luna*
Draco* x Hermione*