Morgan Gallagher aka Huntress 

Portrayed by Nina Dobrev

"My siblings mean the world to me and if you threaten them again I will break every bone in your body." 

Tony Stark aka Iron Man 

Portrayed by Robert Downey Jr

"Morgan is very protective of her siblings so i'd be careful of what you say about them." 

Natasha Romanoff aka Black Widow

Portrayed by Scarlet Johansson 

"Morgan, I just wanted to say thank you for being my friend. I had forgotten what it was like to have a sister." 

Steve Rogers aka Captain America

Portrayed by Chris Evans

"I've read your history Gallagher, you're not a hero, so stop pretending to be one."

Bruce Banner aka The Hulk

Portrayed by Mark Ruffalo 

"You and I are more alike than you think, Gallagher."

Thor Odinson aka God of Thunder

Portrayed by Chris Hemsworth

Clint Barton aka Hawkeye

Portrayed by Jeremy Renner

"Don't you dare die on me yet, Gallagher." 

Loki Lauefeyson aka God of Mischief

Portrayed by Tom Hiddleston 

"You are not like most humans that I know."