While the Marvel Cinematic Universe is all about superheroes and the battles they fight, these heroes fight for a reason: to protect the ones they love. Marvel heroes' strong relationships give them the courage to face their enemies and save the day.

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While many heroes fight for their family or friends, the MCU has several heroes motivated by their love for a significant other. Whether their relationship is brand new or they have been together for years, the love that these couples have for one another keeps them going and inspires others to do the same.

8 Peter And Gamora Have A Cosmic Love

Gamora and Peter Quill from Guardians of the Galaxy

Though they started out as enemies, Peter Quill and Gamora quickly became teammates and friends. With similar goals, and similar enemies, Peter and Gamora learn to have each other's backs no matter what. They fight for one another and find that their friendship has developed into a loving relationship.

While their backgrounds are different, they find common ground with one another in their quest to save the universe. Peter and Gamora have created their own family with the other Guardians of the Galaxy, and both will fight for what they have created and found. Peter respects Gamora and her decisions and Gamora in turn will protect Quill to the death. What lies in store for them after the events of Avengers: Endgame, only time will tell.

7 Thor And Jane Find Their Way Back To Each Other

Thor and Jane from Thor The Dark World

Thor and Jane's relationship got off to a rocky start. But these two quickly realized how much they could learn from one another, not just about their respective worlds but about life. Thor fell in love with Jane for her intelligence and her compassion, and Jane fell in love with Thor for his determination and big heart.

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Thor decided to fight for Earth because it was Jane's home. It's part of the reason why he became an Avenger. While these two have been off and on again, fans are excited for their reunion in Thor: Love and Thunder.

6 T'Challa And Nakia Are A Power Couple

T'Challa and Nakia from Black Panther

T'Challa and Nakia are two fierce warriors devoted to their home of Wakanda. The pair grew up together, trained together, and are obviously close friends. At the beginning of Black Panther, it's hinted at that T'Challa and Nakia had a past relationship that they are both not over.

Throughout the course of the film, audiences see these two fight side-by-side, defending and protecting one another. They never question each other's decisions, but instead support and stand by one another. When T'Challa became king, Nakia supported him but wasn't afraid to let him know what she thought either. Open communication is important in any relationship, even for superheroes.

5 Tony And Pepper Make Each Other Better

Pepper Potts and Tony Stark dance from Iron Man

While Pepper Potts may have started out as Tony Stark's assistant, they developed a friendship that turned into something more. Pepper makes Tony a better hero by calling out his bad behavior and reminding him what is worth fighting for. Tony makes Pepper a better person by giving her the confidence and encouragement to do more.

These two created a beautiful life and family together after the blip. When Tony wanted to try and fix things, Pepper understood and supported his decisions even if she knew that she might lose him for good this time.

4 Steve And Peggy Have A Love For The Ages

Peggy Carter and Steve Rogers from Captain America The First Avenger

Peggy Carter cared for Steve even before he became a super soldier and transformed into Captain America. Steve's compassion and perseverance won Peggy over from the start. Steve was smitten with Peggy from the beginning as well, finding her courageous and bold. Both of them fight for the underdog.

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Although these two were separated by time, time is what brought them together again. Steve's love for Peggy never wavered, and he decided to use the Infinity Stones to travel back in time and be with Peggy for good.

3 Wanda And Vision Will Always Persevere

Wanda and Vision in black and white, on WandaVision

Wanda and Vision's love is natural and easy. They find a friendship and solace in one another. Even when they were on opposing sides after Civil War, they found a way to separate their differences and be together.

Even though Vision met an untimely end at Thanos's hand, Wanda's love for him was so strong that she brought him back using her magic and created an alternate reality where they could be happy together. In the end, Vision encourages Wanda to move on and find her own life without him, because she deserves to be happy.

2 Peter And MJ Are Sweethearts

Peter Parker and MJ from Spiderman

Peter and MJ fall into easy step with one another. They are both brilliant teenagers who wish to see and create a better world. When MJ figures out that Peter is Spiderman, she doesn't tell him his work is too dangerous. Instead, she helps him fight his battles.

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Whenever MJ suffers the consequences of being associated with Spiderman, Peter does everything in his power to keep her safe. He does his best to make sure that MJ gets into the college of her dreams and lives a good and safe life, even if it means being without him. These two love and support one another and are willing to sacrifice so the other person can be happy.

1 Clint And Laura Barton Are Couple Goals

Clint and Laura Barton in Avengers Age of Ultron

Marriage and children are not a walk in the park. But being married, raising three children, and dealing with a superhero lifestyle can only be managed by a couple who can get through any challenge together. Clint and Laura Barton are the definition of couple goals.

While it's never specified how long these two have been together, audiences can tell that they have weathered many storms together and have only come out stronger. Laura supports Clint when he needs to go off and save the world as Hawkeye, and Clint would do anything for Laura and their children. He is always trying to make their lives better and make their family feel united, even when they aren't together.