User blog comment:Shadow-Flare/Sonic FF7 crossover 6/@comment-1645715-20100926013442/@comment-11644326-20100926030229

Buster Sword Guy: Considering the size of the thing, and the immense amount of weight needed to lift it, I would say he would be overrun withing 25 minutes.

Keyblade Dude: Probably face issues in power, but the weapon's versatility should last him until he gets tired or overrun.