User blog comment:Jopjopjop/Volume 19 Spoilers/@comment-26568609-20150703092257/@comment-16281343-20150704004544

Yes. It can use the abilities simultaneously.

~If they do that, then who will be capable of wielding it? Cristaldi doesn't fight in the front lines anymore. Forging them as individuals also means lowering the requirement for a person to wield it.