>>53641857On a basic level she'll be guest starring in the event for FGO's 8th anniversary. But beyond that I'm not sure, might get a CE which would be major since type-moon doesn't allow crossovers with non type-moon properties.
Technically this is the closest the game's gotten to having a collaboration with an entirely separate brand.
Though what I think might happen is that they have her meet Gil's VA on stage and have him call her scum.