Looking up "Deagel 2025" one finds some interesting things: 1) It's gone. 2) It was sketchy but plausible.

https://www.sgtreport.com/2021/05/deagel-is-gone-now-wiped-off-the-internet-what-happened-their-warning-about-the-culling-of-the-western-world-by-2025-was-too-close-for-comfort-to-the-globalists/

https://www.algora.com/Algora_blog/2021/04/21/on-the-shocking-2025-deagel-forecast-war-population-reduction-the-collapse-of-the-west

Now this one starts off with Bill Gates and his plans, then brings Deagel in. Connection? https://www.algora.com/Algora_blog/2020/04/10/deagel-makes-mysterious-changes-to-2025-population-forecast-for-america-as-bill-gates-launches-gran-d-challenge-the-holy-grail-of-influenza-research-and-b

A real researcher tried the obvious, whois for deagel.com, and found Deagel is not our friend and this forecast is related to the Georgia Guidelines, may they be shattered with lightning. https://infiniteunknown.net/2020/10/31/what-in-the-world-is-deagel-com-deagel-com-forecast-2025/

So the document and Deagel are definitely worth a dig, but so far it looks like a real part of the Global Reset planning, being reported mostly by fringe news. I haven't found Sorcha Faal's take on it but I expect to.