Metroid Prime 4 was announced all the way back in 2017, since then. was announced and released. What happened to Metroid Prime 4? It isn’t often that Nintendo announces games that take this long to come out. Metroid Prime 4 was an incredibly hyped announcement back in 2017 when it was revealed at E3. However, it was announced with just a logo, no gameplay or trailer and since then we still haven’t received either.