Underground artifact refining chamber.
Lin Xuankong gazed at the Fourth Tier Source Stone Crystal in his hand with considerable delight. For a moment, he could not tear his eyes away from that crystalline, translucent Source Stone Crystal.
Feeling the smooth, moist texture the crystalline Source Stone Crystal brought to his fingers, Lin Xuankong had a strong sense that he was dreaming. He had already been "stably" at the Peak Fifth Tier Life Tier for more than a year, and had long been looking forward to breaking through his life tier. Unfortunately, since he was not a super genius with one-hundred-percent gene compatibility, this body simply did not possess the ability to break through its life tier on its own. It could only break through by fusing with a Source Stone Crystal left behind by a lifeform of a higher life tier!
But Lin Xuankong, who knew full well how powerful Fourth Tier lifeforms were, understood very clearly how difficult it was to completely kill a Super Fourth Tier Lifeform at the Fourth Tier Life Tier. At the very least, as a Gene Expert at the Peak Fifth Tier Life Tier, even with Blazing Divine Armor and Supreme Jade of Taixu, it was impossible for him to completely kill a Fourth Tier lifeform! On one hand, it was because Fourth Tier lifeforms were more than ten times stronger than those at the Peak Fifth Tier Life Tier. On the other hand, the formidable recovery ability of Fourth Tier lifeforms was not something that could be dealt with through a surprise attack. Even for lifeforms of the same tier, killing a Fourth Tier lifeform was an extremely difficult matter!
In addition, which Fourth Tier Super Expert was not an exceptionally intelligent fellow? How could they easily be caught alone? Once they left