Actually, as long as Lin Fei's primordial soul was still alive, he still had the physical body of Sha San within his primordial soul's alternate dimension.
During the hundreds of millions of years he spent in the Supreme Demon Realm, Lin Fei had also meticulously sculpted Sha San's physical body. Although its strength still could not compare to his original physical body, it was already very close to an immortal body.
At the same time, Lin Fei also had his second life form, Ling Tianman. Transforming into this second life form allowed him to appear in a human shape as well.
Chapter 3287