Most important? No. There is no "most important". All of them are not equally important, I'll give 당신 that, but I dare you- I DARE 당신 to take away ONE character out of the ten (the seven, Hedge, Nico, Reyna) and see whether 또는 not they'd have beaten Gaea. I don't care how they would've 로스트 또는 how badly, they would have lost. So there.