Pokemon hele ua hoʻonohonoho ʻia e hoʻolauleʻa i ka Halloween ma ka hoʻolauna ʻana i kāna hanana Halloween Mischief mai ʻOkakopa 15th a 31st a me nā ʻahaʻaina, nui nā Pokémon hou e loaʻa e hopu.
ʻO ka hui pū ʻana i ka Pokémon i loaʻa i ka pāʻani no ka manawa mua loa ʻo Galarian Slowking, ka lua o ka hoʻomohala kūloko no Galarian Slowpoke.