|I think he was manipulating them till death. Still I wonder about his past as Vergo said that Law cant defeat him as he dont know his past.
Also, I wonder about his devil power. I thought he could just control someone, but in this chapter he was....O_o
Kudos to Kiks for posting the right prediction~
Quote from Kiks
it's not Smoker's heart he's got tho, Law probably gave him Monet's heart which he received... and that's how the island won't blow up....I guess