Battlefield 6's Season 5 is rumored to include Mass Effect-themed content, with current leaks primarily pointing to a set of crossover cosmetics. Dead Space-related items have also surfaced, suggesting that two of EA's sci-fi franchises may be collaborating with the game in the same season.
The related items may launch around November 7, N7 Day, but this date has not been confirmed. It is also unclear whether the crossover will be limited to cosmetics or expand into a larger-scale event. Specific details will need to wait for an official announcement from EA or the game developers.
The Mass Effect series has lacked a new mainline entry for quite some time, and information about the next installment remains limited. This crossover only indicates that EA is still using the brand for promotional purposes and should not be taken as an official signal regarding the development status or future plans for a new game.
Claims that the next Mass Effect game might not appear until 2029 or later, and debates over whether N7 Day is suitable for revealing new information, are currently just speculation and not part of any official timeline. The only relatively clear clues at this stage are the Season 5 cosmetics for Battlefield 6 and related Dead Space content appearing around the same time.