Delhugh had gained a willing tool who had the ability to work with him.
I suspect that Sara never found a more willing tool.
And he hadused those murders to make the rest of them into his willing tools.
She was the complete and willing tool of her impulses.
He was a man insane for power and wealth, and Todd used him as a willing tool.
As the actress had been a willing tool in the cunning hands of Chauvelin, so were probably all these people around her.
Thus, they were "more or less willing tools of the Gestapo."
Jesus said, "You became a willing tool of the devil himself. "
You could come and twist my thoughts, change me into a willing tool.