Take one of the two.
If the sword embryo is forged during the day, it is then named the "Flame Sword," which brings forth fire techniques with its path of destruction.
The sword embryo forged at night, however, is called the "Cold Mirage Sword," capable of summoning a myriad of chilling mists.
The fourth is located in the southern Thunder Shock Marsh's Thunder Pool.
The water of the Thunder Pool, having been struck by thunder techniques for millennia, has long transformed into the "Thunder Strike Elixir," with each drop containing the true essence of thunder.
In that place, one can forge the sword embryo "Thunder Strike Sword," such a flying sword inherently suppresses demon cultivators.
The fifth is within the bounds of Corpse Transporting Mountain, where lies an ancient battlefield ruins with a Blood River within.
The Blood River can forge a sword embryo named "Blood Slaughter Sword," unrivaled in its lethality.
