"Thank you, I think. I would find it exceedingly boring if I worried about that all the time. I had enough of it during my rotting phase to start doing it over someone who may be a different me."

He had a short in which he asked himself about his own existence but that was long before finding another him. The fallout from that moment in time was still being felt and he really saw no need to restart that sort of thing again, especially now he knew what he did. Doubting himself yet again would just be ridiculous.

"There is no mako here," he said, nodding and making a waving at his eyes. They were mostly a pale green in color, though there was a faint trace of a glowing blue at the edges. "If there was mako, the eyes of myself and my colleagues would be glowing from it. But there is nothing to say that there is not something similar in this world. After all, the Lifestream and mako was only discovered being more than a natural product recently on the Planet."

Genesis looked at Jack's crystal and smiled, reaching back and pulling his sword out. He set it on the table and pointed at the large round stones set along the base of the sword. "Those are materia. They don't work here, but what they did do was give a person access to magic." He tapped a pale blue stone. "This was an 'All' and junctioned with another materia -" he tapped the next stone, a dark green one, "- I was able to cast an 'Ice' spell on a group of attackers."