天宇和值图谜

They are special creatures bred in the special environment of the Sea of ​​Darkness. Their intelligence is extremely low, and their lifespan is very short under normal circumstances. Although they have world-level strength, their lifespan is surprisingly short, less than three hundred years. Once their lifespan is up, they It will naturally disintegrate and no residue will be left. Unless there is a jump in their life level....