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The materials for refining a 'Sub-Emperor Grade Spirit Instrument' included many that even the 'instrument fire' of a Grade One Artifact Refiner would struggle to smelt.
It was precisely for this reason that a Sub-Emperor Grade Spirit Instrument could be imbued with the property of destroying ordinary spirit instruments, including 'Grade One Spirit Instruments'.
Even Grade One Spirit Instruments can be destroyed?
Upon hearing Wyatt Barnes's words, the pupils of a North Nether Sect disciple contracted involuntarily, surprise spreading across his face as he asked in a heavy tone, "Who on earth are you?"
"A nobody."
Wyatt Barnes responded indifferently, while at the same time, the Sub-Emperor Grade spirit sword in his hand slowly lifted, ready to strike down the North Nether Sect disciple at a moment's notice.
"I am a disciple of the North Nether Sect... If you dare to kill me, the North Nether Sect will absolutely not let you off!"
