I predict that we will finally be able to access a shitty GameCube emulator as part of switch online after 6 years of no legacy GameCube games. Of course, this will be exclusive to the expansion pack that costs 30 more dollars than the regular online membership
Fire Emblem 4 Remake since Sigurd was promoted so much in Engage and 4 was rumored in the same leaks that Engage were in, iirc.