Current State of End-Game Contents - A Blog Post from A Japanese Player

[Remilia_Nightfall]

stuff

T8 is also piss easy compared to T9, but T8 is still harder than T5.

T5 - T9 - T13 are the VERY FINAL fights of every patch cycle. It's only reasonable that the "Final Bosses" of a Final Fantasy game are extremely overpowered if compared to all the "mini bosses" that came before them.