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Action Anime: Ten 21st-Century Series You Need to Watch

Action Anime: Ten 21st-Century Series You Need to Watch

The 21st century has brought fundamental works to the action genre in Japanese animation. Check out a selection of ten action anime that have already concluded their stories and left a legacy in the industry.

The 21st century consolidated various works in the animation genre, presenting complex narratives and innovative combat systems that attracted millions of viewers. With the conclusion of major franchises in recent years, an ideal opportunity arises for the audience to revisit titles that set standards for technical and narrative quality. Among the highlights of this list of Action anime are productions that range from political drama and science fiction to school life.

Collage of several famous action anime

The Urban Realism of Banana Fish and the Impact of Attack on Titan

Among the works that marked the last decade, Banana Fish stands out for moving away from traditional fantasy tropes. Produced by studio MAPPA, the anime adapts Akimi Yoshida's classic manga with a modern look, focusing on the criminal underworld of New York. The plot focuses on the relationship between Ash Lynx and Eiji Okumura, mixing police investigation with raw combat sequences, without the use of supernatural powers, which gives it a tone of urgency and constant danger.

Ash Lynx and Eiji Okumura in Banana Fish

On the other hand, Attack on Titan represented a paradigm shift in the scale of animated battles. Started by Wit Studio and finished by MAPPA, the anime explored humanity's despair against mysterious giants, evolving into a complex geopolitical conflict. The work is recognized for its dynamic use of Omni-Directional Mobility Gear, which provided some of the most fluid action scenes in Japanese TV history, maintaining the tension until its epic conclusion.

The Fusion of Technology and Philosophy in Edgerunners and Fullmetal Alchemist

Cyberpunk: Edgerunners, the result of a collaboration between Studio Trigger and CD Projekt Red, proved that game adaptations can reach the status of masterpieces. With the vibrant and frantic visual style characteristic of Hiroyuki Imaishi, the series narrates the rise and fall of David Martinez in Night City. The action here is linked to the mental degradation caused by cybernetic implants, making every confrontation a gamble for the protagonist's own sanity.

David and Lucy in Cyberpunk Edgerunners

Meanwhile, Fullmetal Alchemist: Brotherhood is often cited as one of the most balanced anime of all time. Studio Bones faithfully followed Hiromu Arakawa's manga, delivering a power system based on equivalent exchange that requires intelligence as much as brute force. The Elric brothers' journey is punctuated by alchemy duels that are visually inventive and emotionally charged, culminating in a finale that ties up all the narrative's loose ends.

Edward Elric throwing a punch in Fullmetal Alchemist: Brotherhood

Unusual Teaching and the Modern Hero's Journey

Assassination Classroom brings an eccentric premise: a class of rejected students must assassinate their teacher, a superpowered alien creature, to save the planet. Under Koro-sensei's tutelage, the anime balances comedy with tactical action scenes, where students use real military training to try and overcome their target's Mach 20 speed. Studio Lerche managed to translate each student's evolution into unique combat skills.

Koro-sensei smiling in front of his class
Class 3-E students in target practice

Closing the list of major recent influences, My Hero Academia (Boku no Hero Academia) adapted Western comic book aesthetics to the Japanese shonen structure. Following Deku from his lack of powers to becoming the greatest hero, the anime features a huge variety of "Quirks." The battles choreographed by Studio Bones are known for their high emotional weight and the creative use of the urban environment as a battlefield.

Deku running during intense combat
Deku using his powers in My Hero Academia
Deku using the Gear Shift ability in the anime

More on Action Anime

The action genre in the 21st century is marked by a transition from traditional "good versus evil" to stories with shades of gray. Studios like Bones, MAPPA, and Trigger have become benchmarks for elevating the quality of 2D animation integrated with CGI. Works like those mentioned above not only offer visual entertainment but also explore themes such as war trauma, corporate corruption, and the search for identity, securing their place in pop culture history.

Second collage displaying classic and modern action anime

Source: Anmo Sugoi

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Maria

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