Question

play right into someone’s hands When the protesters became violent, they played right into the hands of the police.

Accepted Answer

If you play into someone’s hands, you do exactly what your opponent or enemy wants you to do, so that they gain an advantage over you.

Phrase/Idiom	play right into someone’s hands
Definition	If you play into someone’s hands, you do exactly what your opponent or enemy wants you to do, so that they gain an advantage over you.
Example	When the protesters became violent, they played right into the hands of the police.

Play Someone’s Hands Opponent Enemy Gain Advantage Protesters