Was he aiming for boa's df? If it is the case, it's quite the dumb move because it will not really be that useful, he should have taken bonney fruit which is infinitely better in his situation especially if he has to fight a df user. He could just: use the yamin
Was he aiming for boa's df?
If it's the case, it's quite the dumb move considering it would not be that useful in his hand, he should have taken bonney's df and he would be op especially against df user.
He could just delete the power of his opponent and attract him with the yami, make him younger with the age fruit and delete him from existence with the gura