Actually, not everyone could enter the core realm of a world. Be it a smaller world or a greater world, the world would try its best to reject the outsiders.
Only a few cultivators could enter the core realm. Moreover, even among those few, only the gift cultivators could pick the world core.
Even if such a gifted cultivator picked a world core, his spirit consciousness would be sucked dry and his spirit consciousness form would become very weak.
However, the young human in front of her casually gave nine world cores without any hesitation.
'Who is he?'
'Is he a descendent of a great emperor from the greater world?'
'Who cares about his origins, but he gave such valuable items to the world core. Looks like I will be eternally in his debt for his help.'
After seeing Ajax give the nine smaller world cores, the elf fairy believed that Ajax would not go back on his words and would definitely help her in upgrading the world core.