The cruelty of this transformation is highlighted by the "contract" of the toys: because everyone who is turned into a toy is forgotten by the living, Rebecca has no memory of him being her father, even though he has dedicated his life to her protection.
The revelation of Sugar’s power explains how Doflamingo has maintained such tight control over the island. One Piece Episode 658
However, the return of Doflamingo ten years prior destroyed this peace. Through a calculated trap, Doflamingo used his Devil Fruit powers to control , forcing him and his soldiers to attack their own citizens. This orchestrated tragedy allowed Doflamingo to appear as a "hero" who stepped in to save the country, effectively stealing the throne while framing the Riku Family as villains. The Reveal: Who is the Toy Soldier? The cruelty of this transformation is highlighted by