The last loot was a legendary-grade runestone. Its name was Runestone of the Devil King.
"It is another of those rare battle runestones," Peniel informed. "Like your Runestone of Spellcasting and Haon's Runestone of Combat, it can help you during combat."
"It will give me buff?" Jack asked.
"It's… a bit complicated," Peniel replied. "If you can master it, you will be stronger with that runestone active. That said, I imagine it will be rather difficult for you to master this runestone."
"Huh, why?" Jack asked.
"Give it a try, and you will understand," Peniel answered.
Jack rolled his eyes at his fairy companion. She still had her penchant for withholding information.
