Zamn. That anons Japanese Twitter friend is cracked.
https://x.com/pokereplica/status/1984564560926478452>>58573416Gen 1: Brown
Gen 2: Prism, Peridot, God/Silver 97' Reborn. --- not a new region but Black and White 3 Genesis is another sequel in Unova in a new context.
Gen 3: Unbound, Gaia, Tourmaline, Vega, Lazarus (Gen 2 aesthetic, drops in under 2 weeks), Super Mariomon (not technically Pokemon, but if you like Mario you'll definitely like this), Odyssey(?)
There are others cooking up still like Lazarus: Coral, Orange - Island Walker, Saffron, Darkfire, Peach and Lime, Iridium.