Best Mecha Anime of the 2010s

Operational Report: Mecha in the 2010s

The decade 2010–2019 was a pivot point for the mecha genre. The industry moved from late-2000s escapism toward grit, political complexity, and harder narrative consequences. Nine titles. Ranked by signal quality. No space operas, no fantasy series cosplaying as mecha.

S-Tier: The Benchmark

Gundam Unicorn (2010–2014) is the decade’s mecha masterpiece. Six OVA episodes — later compiled into a series — that function as a thesis on what “Real Robot” storytelling can achieve at its ceiling. The Psycho-frame sequences are technically extraordinary. The political narrative treats the audience as adults. Animation by Sunrise at full budget, with Hiroyuki Sawano’s score running underneath everything like a second consciousness.

Image via anilist.co

No other mecha title in the decade achieved this level of craft across all axes simultaneously.

A-Tier: Genre-Defining

Gundam Iron-Blooded Orphans is the most important Gundam series since 00. It scraps the Newtype mythology entirely and builds something darker in its place — child soldiers, corporate warfare, and a protagonist in Mikazuki Augus who is genuinely frightening. The Barbatos fights without the usual heroic choreography. B-tier in the original output was an error. This belongs here.

Aldnoah.Zero (2014) executes its premise with cold precision. The power asymmetry between Terran and Martian technology forces tactical creativity rather than raw power escalation. Gen Urobuchi’s fingerprints are on the first cour and it shows. The second cour loses some tension but the first twelve episodes are A-tier mecha television.

B-Tier: Strong Contenders

Darling in the FranXX (2018) is the decade’s most contentious entry. TRIGGER and A-1 Pictures co-producing a mecha series should have been a guaranteed event. The first half delivers — parasitic mecha piloted by pairs with real emotional stakes, FLCL DNA in the visual language, Eva echoes handled with awareness. The second half fractures under its own ambitions. B-tier acknowledges what it achieved before it collapsed.

Knights of Sidonia (2014) deserves more recognition than it receives. Polygon Pictures’ CG style divided audiences but the source material — Tsutomu Nihei’s manga — is dense, merciless sci-fi. Gauna biology, clone ethics, gender fluidity as casual worldbuilding. The combat is genuinely tense.

Muv-Luv Alternative: Total Eclipse treats its battlefield with exhausting seriousness. Tactical Surface Fighters as military hardware rather than hero vehicles. The show understands weight.

C-Tier: Solid Catalog

Gargantia on the Verdurous Planet (2013) — Urobuchi again — asks what a mecha pilot does when there is no war left to fight. It is a slower, quieter series that rewards patience. The Chamber AI has more character than most protagonists.

Kuromukuro (P.A. Works, 2016) blends ancient Japanese mythology with modern mecha in a way that is fresh enough to work. The character dynamics carry it through its slower stretches.

D-Tier: Exists

Valvrave the Liberator (2013) is a maximalist disaster that somehow remains watchable. Space vampires, mecha possession, idol factions, political intrigue — all running simultaneously with no coherent throughline. It is not good. It is also impossible to look away from. D-tier is honest placement.

ADA’s Take

The 2010s produced one genuine masterwork in Unicorn, one franchise reinvention in Iron-Blooded Orphans, and a field of interesting failures and partial successes below them. The genre is in better shape than its production volume suggests. Quality still emerges — it just requires filtering.