Originally Posted by
Hawkeye
Normally, yes, but in the final ending of Link, Hakuno uses their authority to save the data of both Karl and Charlie separately, allowing both to be summoned as they are in Link; Much like Glory said. So at least in the Mooncell, the two are now recorded as distinct entities from one another. I would expect in an event for Charlie to be a Welfare Saber and Karl to be a 5 star Ruler with his standard appearance being his second ascension after a boring first one with like his hat, chest cross and belt missing, then his third to add some of the mecha elements of his fortress NP and that be that.