In the world of mecha anime, fans will find their favorite characters face to face with various intimidating enemies and challenges. Mecha anime is filled with aerial dog fights in futuristic jets that can turn into giant robots and duels between giant suits of armor. The protagonists in mecha anime tend to always find their lives in constant danger.

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With the possibility of death usually right around the corner, these anime protagonists tend to form unbreakable bonds with their comrades. These high-stress environments sometimes lead to dysfunctional relationships, but just as often, bonds go beyond trust and friendship and become romantic.

10 Warrior Ange And Mechanic Tusk (Cross Ange)

Ange and Tusk From Cross Ange

Revealed to be a Norma and chased out of her kingdom, the title character of Cross Ange finds herself a pilot of RAGNA-mail and engages in dangerous battles against foreign beings called DRAGONS. After an intense battle, Ange meets Tusk while stranded on a deserted island. Despite an initial distrust, the two eventually grow closer and fall in love. Tusk would do everything in his power to help Ange, and she would do the same for him, despite her seemingly cold attitude. A clumsy mechanic paired with a strong-willed pilot makes an adorable and powerful couple indeed.

9 Yukina And Kennosuke Prove Polar Opposites Attract (KuroMukuro)

Yukina and Kennosuke from Kuromukuro

Originally from the Sengoku period, Kennosuke wakes up in modern-day Japan and somehow finds himself piloting an alien robot with the help of Yukina, a Japanese high schooler. Yukina does her best to help Kennosuke adapt to the 21st century, all the while learning how to co-pilot the mecha, Black Relic.

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As these two continue to battle and protect Japan from the onslaught of space invaders called Ogres, Yukina and Kennosuke can't help but gravitate towards one another. Even with their polar opposite personalities, KuroMukuro's lead mecha pilots make an adorable pair.

8 Silvia And Apollo Have A Love That Withstood Time (Aquarion)

Apollo and Silvia Aquarion

Agitated by his sudden appearance and obvious talent at piloting the titular Aquarion, Silvia had determined Apollo to be a nuisance. However, despite their constant bickering and clashing of personalities, Silvia and Apollo can't help but find themselves growing closer. These new emotions might stem from the constant battles they have faced together. But there's also the possibility that they're the reincarnations of the legendary lovers Apollonious and Celiane. It doesn't truly matter, because Apollo and Silvia will always fight together side by side.

7 Kaname And Sousuke Have A Secret Bodyguard Romance (Full Metal Panic!)

Chidori and Sousuke from Full Metal Panic

Tasked with protecting Kaname Chidori, Sergeant Sousuke Sagara is a mecha pilot trying to navigate the dos and don'ts of high school. However, high school is a bit more dangerous when terrorists are after Kaname Chidori for unknown reasons. Just as Sousuke is tasked with protecting Kaname from outside dangers, Kaname has chosen to protect the obtuse Sousuke from the dangers of high school. As the two grow closer, the desire to protect one another is no longer about duty but love. Full Metal Panic! is the typical high school romance with a militaristic and robotic twist.

6 Amy And Ledo Are The Girl From The Ocean And The Boy From Space (Gargantia On The Verdurous Planet)

Amy helping Ledo swim in Gargantia on the Verdurous Planet

In Gargantia On The Verdurous Planet, Ledo and his Machine Caliber Chamber find themselves light years away from the war they fought in and on a post-apocalyptic Earth covered in water. As strangers in a strange land, it takes time for Ledo to adjust to his new surroundings and trust the people who have offered him help.

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One such individual is Amy, a delivery girl on the Gargantia fleet. As she helps Ledo adjust to life on the sea and away from war, the two find themselves growing closer. So when trouble finds Gargantia, Ledo is willing to sacrifice his life to protect the entire fleet. In the end, it's Ledo's feelings for Amy that inevitably save him.

5 The Gentle Kokoro And Prideful Mitsuru Make A Perfect Pair (Darling In The Franxx)

Surprise kiss from Darling In The Franxx Anime

Although Zero Two and Hiro may be the first couple fans think of in Darling In The Franxx, Mitsuru and Kokoro also have a very sweet love story. Mitsuru's prideful and arrogant personality is tempered when he is in the company of the kind and gentle Kokoro. As the two are partnered to pilot Genitsa, they slowly begin to understand each other, their fears, and their dreams. When tensions come to a head for all the FRANXX pilots, Kokoro and Mitsuru face their own personal challenges. Thankfully, even when everything seemed bleak for these two, they still manage to find their way back to one another.

4 The Idol Freyja And Pilot Hayate Fall In Love On The Battlefield (Macross Delta)

Freyja and Hayate from Macross Delta

Although these two did not necessarily start off on the right foot, they immediately become fast friends. As Hayate becomes a pilot for Delta Flight and Freyja a new member of the idol group, Walkure, they must trust one another with their lives as they battle against the Aerial Knights and Var Syndrome. Their constant teasing and ribbing allowed them to remain positive despite the dangerous battles they faced. It shouldn't be a huge surprise that their playful teasing evolved into something more as Macross Delta continued.

3 Kira And Lacus Share A Space Romance (Gundam Seed)

Kira & Lacus

Kira saved Lacus when they first met, despite being coordinators on opposite sides of the war. The two felt an instant connection, and they grew closer with each day they spent together on the Archangel. Regardless of the interruption of the war, Kira and Lacus fell in love. Their relationship, although initially complicated, became their source of strength. The war that they were fighting had a new meaning, as they were now fighting for each other.

2 Maia And Akira Start Out As Bitter Enemies (Aquarion: Logos)

Akira and Maia from Aquarion Logos

In the world of Aquarian: Logos, a portion of the human population has a mystical power called verbalism. A group called the DEAVA uses these abilities to do battle against monsters in Vector machines. Vector pilots Maia and Akira start off as enemies.

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Maia blindly follows the teachings of the evil Sōgon Kenzaki and Akira a self-proclaimed savior of DEAVA. The two are an odd duo, but they slowly get to know one another. As they fight together, not only does Maia learn that she was wrong, but also that Akira may in fact be her savior.

1 It's Young Love And Robots With Eureka And Renton (Eureka Seven)

After a chance encounter with Eureka, a mysterious young Nirvash pilot, Renton's life is never the same. Now part of the group Gekkoskate and Eureka's partner, Renton finds himself falling for her and falling fast. As the struggle between the Gekkoskate and United Liberation comes to a head, it's up to Renton and Eureka to protect the planet and all who live there. Fans will love watching Eureka Seven not only for the epic battles but for Renton and Eureka's love story as well.

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