Doppelgängers are prevalent in various kinds of storytelling, and they are usually an unrelated look-alike associated with misfortune.

Source: https://gamerant.com/trigun-stampede-vash-knives-and-the-gemini/

Of a particular example was the rumour that President Muhammadu Buhari was dead and that his look-alike, Jibril, from Sudan, was the one ruling Nigeria on contract.

Source: https://kogireports.com/public-lecture-media-expert-warns-against-spreading-of-fake-news/?utm_source=rss&utm_medium=rss&utm_campaign=public-lecture-media-expert-warns-against-spreading-of-fake-news

The Ryan-Reynolds look-alike has been stealing hearts on TikTok over his passionate singing.

Source: https://www.huffpost.com/entry/taylor-swift-fan-goes-viral-after-becoming-security-guard-to-get-into-her-eras-tour-show_n_646b8fd1e4b0bfd64483f0cd