Windows
GameRiddle Joker
Steam Store
€33.99
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Cross Store Items
GOG
Release date18 December, 2020
Publisher NekoNyan Ltd.
GenresAdventure, Casual
Steam Deck compatibility
Unsupported
Unsupported 
ProtonDB Medal
PLATINUM
HowLongToBeat
For decades, superpowers and psychic abilities were thought to be mere science fiction, but the discovery of a certain particle called the "Astron" at the end of the 20th century proved to the world that these wondrous phenomena were real.