Bab 616: The fatest way to increase their Stats

Raven then became curious as he knew that the rewards Kevin got from his system were always extraordinary and as Axel felt Raven finally open the magic bag, he told him, 'Inside there are two Divine grade swords that can paralyse a God for a few seconds, only those who have reached level 200 or evolved into a Divine Shapeshifter can use them.

I haven't checked the rest of the weapons but I know they're all of Legendary grade and knowing Kevin's system, these weapons must all have exceptional faculties, ask Caleb later to examine them, but in any case, these weapons are yours now, you've earned them after yesterday's battle.'

Raven felt moved and he wasn't going to refuse them, he and his men had already gotten some weapons but the more they had the better it would be.

The Warrior Spirits didn't just give them fighting lessons, they also learned the fastest way to increase their Stats, and that was why they were training in a gravity room.