Resurrection of Spiritual Energy: Billions of Sword Energy at the Beginning

Ling Xiao traveled to a world where spiritual energy was revived, and unexpectedly directly activated the billions of sword energy system and god-level spiritual power. Spend 100 million sword energy and be promoted to the second level sword master! Spend one billion sword energy and be promoted to an extraordinary swordsman! Spend 10 billion sword energy to upgrade to... Faced with an army of hundreds of millions of demonic beasts besieging the city, Ling Xiao waved his hand, and tens of billions of sword energy appeared out of nowhere! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.