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Meanwhile, sources indicate that more mature animation content—particularly Adventure Time spin-offs, anime, and other established properties—is migrating to HBO Max and Adult Swim. These platforms are doubling down on adult-oriented cartoons, with new anime produced in partnership with Japanese studios, aiming for high-quality, authentic content for older audiences.
One example is the upcoming High Guardian Spice, which several viewers have described as promising and well-produced. These shows often feature more sophisticated themes, complex storytelling, and mature humor, contrasting sharply with the preschool-focused programming dominating Cartoon Network's daytime lineup.