Wait, I might be the late one to realise, but maybe Armin cut his hair short to be more like Erwin? This suits his character development in the 4th season : r/ShingekiNoKyojin
armin with short hair|Recherche TikTok
Armin Arlert, glow, blond, guy, angry, attack on titan, anime, handsome, hot, HD wallpaper | Peakpx
HD wallpaper: Shingeki no Kyojin, thighs, black pants, long hair, short hair | Wallpaper Flare
Anime Attack on Titan Armin Arlert Short Hair Wig Harajuku hairpiece Cosplay #2 | eBay
Armin Attack on Titan Season 4 Haircut - TheSalonGuy - YouTube
animashuki — Armin Arlert
mercy and magic — attack-on-spoiler: Armin with short hair is so...
armin arlert black hair blonde hair blue eyes brown eyes clouds dress eren jaeger hat marimo danshaku mikasa ackerman popsicle shingeki no kyojin short hair shorts sky summer dress tree twintails yellow
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Final Season 4 Anime Attack on Titan Armin Arlert Cosplay Wig Yellow Golden Short Hair Heat-resistant Fiber Hair + Wig Cap : Amazon.ca: Beauty & Personal Care
Satushi氷菓 - Armin Arlert || Attack on Titan | Facebook
Armin Arlert - Armin with short hair | Facebook
Armin Arlert - Attack on Titan - Image #1338314 - Zerochan Anime Image Board Mobile
Claw meeting — You know who is baby? Armin with short hair is...
Armin Arlert Long Short Hair by HatsukoChan on DeviantArt
I Love Things — miyajimamizy: Short hair! Armin (Slightly...