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Originally humans, a White Beast was a high-ranking member of the Church of Seiros that goes under a secret rite to pledge themselves to the goddess. In return, they are gifted with a drop of Rhea's blood and a fragment of a Crest Stone. When Rhea transformed into the Immaculate One and began a mindless rampage at the end of the Silver Snow route, they in turn were transformed into flying white dragons.
Latent ability; active when two or fewer health bars remain.
Latent ability; active when only one health bar remains.
Staggering blow; innate.