ETA ALL SOLVED! Good job, flist :)
EDITED TO ADD:
Hints for the clues still left:
1. "Former boss" is kind of a description but 'boss' isn't the first word you'd think of for the organization they were in.
5. The running faster part actually refers to how they met.
9. The name of the show is the plural of a word in the clue.
Describe 10 pairings that you like in one sentence each, and ask your friends list to guess who the pairings are. Pairings are are two people unless noted.
1. A killer and her former boss. Arrow, Sara/Nyssa, guessed by
mfirefly102. (OT3) She stole them fair and square and she's keeping them. Leverage, Parker/Hardison/Eliot, guessed by
wings1283. They banter as they solve crimes in a possibly dystopian future. Almost Human, Kennex/Dorian, guessed by
sandy794. A man makes numerous bad choices, and his former bodyguard talks about why these choices are stupid but stands by him anyway. Arrow, Oliver/Diggle, guessed by
sandy795. Two men with a savior complex; one of them runs faster than the other. MCU, Steve/Sam, guessed by
mfirefly10 and
_profiterole_6. They can always rely on each other for help and support, particularly when they are inventing something incredibly destructive. MCU, Bruce/Tony, guessed by
night_owl_97. Two spies who speak Klingon. Chuck, Chuck/Bryce, guessed by
sandy798. Two old men remember things differently. MCU, Steve/Bucky, guessed by
sandy799. A prince and a future king. Kings, Jack/David, guessed by
endeni and
_profiterole_10. They take turns between fighting each other and saving each other; one used to be the enemy of the other ones' parents. Once Upon a Time, Emma/Regina, guessed by
dreamsofspike