Tony Stark- Tony likes to be very subtle with his pick-up lines (note sarcasm)

"Do you like whales? cause we can go humpback at my place."

Steve Rogers-  Steve goes really cheesy.

"On a scale from 1-10 you a nine, cause I'm the 1 you need!"

Bucky Barnes- Bucky goes for more of a suave gentlemen.

"There's something in my eye. Can you see it? It's my love for you!"

Clint Barton- You were admiring Clint's archery skills like everyday when he decided to have a little fun.

"My longest arrow isn't in my quiver"

(I feel like everyone uses this one but oh well I still find it funny)

Pietro Maximoff- Pietro is very cocky when he uses pick up lines

" Is there a mirror in your pants?"

"Cause I can see myself in them!"

Bruce Banner- Bruce goes sciency on you

"There will only be seven planets after I destroy Uranus!" Then he blushes intensely because of what came out of his mouth.

Thor- Thor takes a kind of naïve path but he knows we're it will get him later.

"oh look my hand is big enough for you to hold on to it!"

Loki- Loki seems to be kind but then it turns really dirty real quick.

"Are you art? Cause I really want to nail you up against the wall!"

Peter Parker- Peter decided to go old school with a lame pick-up line but it worked.

"If you were a boat you know what kind you'd be?"

"A dreamboat."

Wade Willson- Wade always picks random and crazy ones to use on his random spunky girl.

"Do you have a shovel in your pocket?"

"Cause I'm really digging dat ass!"

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Wow some of those were kinda bad but oh well