The 'Fullmetal Alchemist Armstrong Handshake Uppercut' meme comes from the popular anime series 'Fullmetal Alchemist,' which has captivated audiences with its intricate plot and memorable characters. The scene in question features the formidable Alex Louis Armstrong, known for his exaggerated muscular physique and flamboyant personality, engaging in an intense handshake that morphs into an uppercut. This particular moment captures Armstrong's blend of strength and humor, making it a perfect breeding ground for meme culture. The over-the-top physicality and camaraderie in the scene naturally lent themselves to meme adaptation, quickly becoming a favorite for fans of the series and meme-makers alike.