As part of its ongoing Halloween 2017 celebrations, Pokémon GO developer Niantic is sharing spooky-themed Pokémon info on its official Instagram page. One such post highlights the spooky aspects of Duskull, which can pass through any wall no matter how thick it may be:
You can run, but you can’t hide. Once Duskull chooses a target, it will doggedly pursue the intended victim until the break of dawn. Learn more about spooky Pokémon by checking out our Instagram Stories. #PokemomGOHalloween #PokemonGO #Pokemon
Source: pokemongoapp
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