Mysterious Heroine X (Alter) is a fierce and determined warrior with a striking appearance. She wears a dark and intricate outfit adorned with intricate details and carries powerful weapons, showcasing her strength and skill in battle. Her dynamic poses and expressive face plates capture her bold and fearless personality, making her a captivating addition to any collection.

Mysterious Heroine X (Alter) is a Berserker class servant from the popular smartphone game 'Fate/Grand Order.' As a fierce and enigmatic warrior, she wields the Wicked Holy Sword Necrocalibur with deadly precision, embodying the dark side of the Force. Her mysterious background and conflicting motivations add depth to the intricate plot of the game, challenging players to uncover her true identity and intentions.