Originally Posted by
Xellos2099
Yeah, in short, Louisoix launched a surprise attack on Bahamut and Bahamut itself didn't expect to be Falcon punched. The falcon punch was enough to destroy Bahamut's body but his heart remain. At the same time, Louisoix released his power back to the realm and prepare to die. Unfortunately, the dying bahamut managed to absorb Louisoix released power and thus able to survive and then he started to control Louisoix. At least from my understabnd of the conversation in t12, if Louisoix didn't choose to release his power to heal the realm, Bahamut would have just die there.