Eren’s Titan Form Was Modeled After an MMA Fighter

In several interviews, Attack on Titan creator Hajime Isayama revealed that Eren Yeager’s Attack Titan form was modeled after real-life MMA fighter Yushin Okami. Isayama specifically drew from Okami’s muscular build and intense facial expressions to shape the Titan’s intimidating appearance.
This choice added a sense of realism and raw physicality to Eren’s Titan, helping it stand out among the series' many fearsome creatures. The grounded design also reflects Isayama’s approach to making Titans both monstrous and eerily human.
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Eren’s Ears Turn Red When He’s Lying
Carla said Eren’s ears turn red when he lies in Attack on Titan.

Isayama Based Reiner’s Armored Titan on Brock Lesnar
Isayama modeled the Armored Titan’s physique after wrestler Brock Lesnar.

Mikasa Is the Heaviest Listed Female Character in the Series
Mikasa officially weighs 68 kg, the highest among female characters in the show.

Armin’s Scream Crowned Best Ringtone in 2015 Poll
In 2015, a poll named Armin’s scream from Attack on Titan the best ringtone ever.

