Celestial Group Crisis, Xi Nian’s Backup Plan

"This..." Realizing something, the four Robins standing at the entrance to the main conference hall sucked in a sharp breath. Such an enormous biological mass meant that once it hatched, Earth would be destroyed as well! The Flash stared at the holographic model and asked in disbelief, "How was such a huge biological embryo placed inside Earth's core in the first place?" "That's the truly terrifying part when you think about it carefully." Cyborg replied, "Perhaps it could only have been placed there at the moment the planet formed.