Fool

"Mr. Liam, this conversation is going nowhere. We both have our own limitations, so instead of mana cores, how about we make this trade in terms of other things? Hmm? Would you be interested in some items or skills?" Aron flashed a big smile and rubbed his hands in anticipation.

The fairy watched Liam's expression slowly change. A frown appeared on his face, and for a while, he appeared to be thinking about something deeply. This made the guy even more nervous.

However, in the end, Liam nodded in agreement. "I can understand your predicament. I will take 10 skills and 10 items in exchange for the dungeon crystal core." 

"Ten?!" Aron gasped.

"Of course, this is in addition to the guild registration fees. Even if you are not able to pay me low-grade mana cores, I am sure you can do that much?"