C436 The Main Text Burning Mantra Advanced to the Peak of the Combat Emperor Realm!

The first prerequisite to advancing a cultivation technique was to guide the successfully swallowed flame into the Flame Spell. After that, the Flame Spell's grade would increase, and Xiao Yan's strength would increase by a large margin, just like how he had swallowed the Heavenly Flame back then.

Currently, Xiao Yan was sitting cross-legged in the Void Space, and was cultivating