The seven heroes of the story posing together as a group. From left to right. Garnet Heart, Citrine Heart, Amethyst Heart, the leader in the center, Diamond Heart, Sapphire Heart, Amber Heart, and Emerald Heart.
Magical Warrior Diamond Heart logo
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about the game

An otome game about magical girls!

A pink plush-like cat mascot

Valerie Amaranth, an ordinary 16 year old, has her world changed forever when she receives the power to transform into a magical girl: The legendary Crystal Warrior, Diamond Heart! Now with the help of Diana, she must find her allies, defeat the Nightmare Agency, and rescue the missing princess Rosalia.

Will Val defeat the Nightmares, make new friends, and find the love of her life along the way? Or will she meet her tragic end? Your choices decide her fate and the fate of humanity in this magical visual novel!

Genre: Romance, Drama, Fantasy, Magical Girl, Comedy, Action

Recommended for ages 16+ for: graphic violence, suggestive themes, drug reference, strong language, and crude humor. Click here for a more detailed content warning list.

Try out the game for free on Itch.io and Steam!

Available on Android and Desktop devices!

You can also support the game development on Patreon and gain early access to Liam Farrow’s route.

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Gameplay Clips

Trailer