[Spoilers] Trebol the real master-mind?

[Shinichi Izumi]

He's the one who instigated Doflamingo's wrath when he was young, but not anymore, he's his underling now

 

[Torche]

I can see why you could think that and it is possible. But, I think that it's like BZ and Kaguya tbh, some thought that BZ was manipulating her, or had done so but it was wrong. Interesting theory though.