Yang Haoyu explained, "This spirit furnace is called the Doppelganger Spirit Furnace. I obtained it while exploring an ancient ruin six months before I took you as my disciple. It isn't one of the seventy-four spirit furnaces currently known to humanity."
"After studying it over the years, I've gained a rough understanding of its abilities. As its name suggests, once you fuse with the Doppelganger Spirit Furnace, it can create a double of you with fifty percent of your combat strength."
"However, that fifty percent refers to internal spiritual power. It doesn't include external spiritual power."
Jiang Feng sounded puzzled. "Master, that doesn't sound particularly powerful."
Yang Haoyu smiled. "Let me finish. Do you really think a spirit furnace I specifically saved for you would be that simple?"
"You can switch places with the double created by the Doppelganger Spirit Furnace at any time. In other words, the double can become your real body, and your real body can become the double."
Yang Haoyu continued, "I'm giving you this spirit furnace to keep you alive, brat. I know you're already very strong compared to others your age, but nothing pleases the Demon Race more than cutting down geniuses before they mature."
"A genius who never gets the chance to grow is no genius at all. Once you've formed your Demon Hunt Squad, you're bound to face danger during your missions. This spirit furnace will at least greatly improve your chances of survival." Yang Haoyu added, "You're my disciple. I don't want to see you die on the battlefield against the Demon Race."
Jiang Feng scratched his head and chuckled. "Don't worry, Master. I'm actually more afraid of dying than anything else."
Yang Haoyu snorted. "I'm not telling you to abandon your companions and flee when you're cornered. I'm giving you