If you are here, that means you love seeing giant robots fighting each other. Mecha is the favorite genre of so many people, including me. That’s why I have picked up the best 9 mecha anime you can ever watch in 2021.
9. SSSS.Gridman 7.2
(Mecha, Action, Monsters, Sci-Fi)
The story follows Yuta, a first-year high school student with amnesia who lives in the fictional Japanese city of Tsutsujidai.
In an outdated computer, he meets the Hyper Agent Gridman, who informs him that the youngster has a task to do. The abrupt emergence of kaiju eventually alters Yuta’s and his classmates’ everyday life.
Gridman and Yuta can combine. Yuta and his companions have formed the “Gridman Alliance” to defeat the kaiju and discover the truth about the disappearances.

8. Kuromukuro 7.2
(Action, Mecha, Sci-Fi, Drama)
Yukina is the daughter of a scientist. Who is researching an ancient artifact that appeared during the construction of the Kurobe dam.
While she goes to visit her mother. She manages to solve the puzzle of that ancient artifact. As a result, Kennosuke comes out from that artifact. He is an ancient samurai.
As the threat comes from outer space, Kennosuke and Yukina fight against the invading forces. As the story passes, Yukina learns about the mystery of Kennosuke and why he is destined to protect her.

7. Darling in the Franxx 7.3
(Mecha, Romance, Sci-Fi, Drama)
In the distant future, Giant beasts are on the verge of destroying humanity. As a result, survivors seek refuge in massive fortress cities known as Plantations.
All the children raised here are trained to be pilots of giant mechas known as FranXX, which are the only weapons capable of defeating the giants. These children have no knowledge of the world outside and can only prove their existence by defending humans.
Hiro, an aspiring FranXX pilot, has lost self-confidence as a result of a failed aptitude test. Until he meets Zero Two, she is known to belong to the “Partner Killer,” an infamous FranXX pilot. She joins him as his partner. Hiro gets a second chance of redemption with a new partner by his side.

6. Aldnoah.Zero 7.4
(Conspiracy, Mecha, Military)
The human race was once able to teleport to Mars after discovering a hypergate on the Moon. Some decided to go on mars while some stayed on their home planet. But this discovery led to war.
In a conflict between the Empire of mars and “Terrance,” people chose to remain on earth. But this battle causes the destruction of Hypergate and the Moon, later called “Heaven’s Fall.” The Princess of Vers Empire, Asseylum Vers Allusia, comes to earth to offer peace.
But someone plots to assassinate her, which triggers the new war. Now Inaho and his comrades must fight the Vers Empire to end the conflict once and for all.

5. Gargantia on the Verdurous Planet 7.5
(Post-Apocalyptic, Mecha, Sci-Fi)
In this Mecha anime, Humankind is about to get annihilated. So humans move into space with the help of a massive technological colony, Avalon.
During the battle of humans and aliens, Ledo, the protagonist, gets caught in a wormhole and gets transported to the blue planet, the birthplace of humanity. Ledo crashes on the ocean, but a ship of scavengers saves him.
Unable to communicate with his comrades now, Ledo must adjust to this new lifestyle, language, and culture.

4. Eureka Seven 8.1
(Adventure, Mecha, Romance)
Renton, the main character of this mecha anime, just wants adventure in his life. The only thing that excites him is riding trappers’ waves.
He idolizes a mercenary group known as the Gekko state. Renton lives a boring life until Eureka comes into her life. She crashes into the garage of Renton.
With her help, Renton manages to be a part of the Gekko state. If you haven’t watched Eureka Seven, then just go for it; you will not regret it.

3. Neon Genesis Evangelion 8.3
(Mecha, Psychological, Military)
A destructive event is known as the “Second Wave” destroys Tokyo city. Tokyo city is under attack by some mysterious creatures known as Angels. Only Evangelions can save humans from these creatures.
It is a man-made robot and is operated by a trio of teenagers. The fate of Japan and the whole world lies in the hands of these three teenagers. Every single episode of this mecha anime is a work of art and an absolute delight to watch.

2. Tengen Toppa Gurren lagann 8.6
(Mecha, Romance, Sci-Fi, Action)
Simon & Kamina live a boring life in an underground village, Where their main job is to dig tunnels.
One day, while digging, Simon discovers a mysterious object that turns out to be the ignition key to an ancient war artifact. Simon and Kamina use their new weapon to repel a surprise attack from the surface.
As they go out on the surface, they get to know that the existence of humankind is in danger, and they must fight Beastmen, Humanoid creatures, to save the human race. As they fight to reclaim the surface, they slowly unravel a huge mystery.

1. Code Geass: Lelouch of the Rebellion 8.7
(Military, Mecha, Fiction)
Starting with the conquest of Japan in the year 2010, the Holy Empire of Britannia is developing itself as a dominant military power. A Britannian student, Lelouch Lamperouge, finds himself embroiled in the crossfire between the Britannian and Area 11 rebel armed forces.
Thanks to the arrival of a strange girl named C.C, Lelouch was able to flee. Also C.C gives the Geass, “Power of Kings,” to Lelouch. After recognizing the tremendous potential of his newfound “power of total obedience.
