 Remembering Q from the Enterprise , O 'Brien spots Q on the station and warns Commander Benjamin Sisko ( Avery Brooks ) , speculating that Q may be responsible for the power drains . When confronted , Q denies any wrongdoing , although he offers no alternative explanation . As the power drains become more severe , an unknown gravimetric field begins pulling the station toward the nearby wormhole . Q challenges Sisko to a boxing match on the Promenade , and suddenly , they are both wearing antique @-@ style boxing costumes . A few punches are thrown , and Q is shocked when Sisko knocks him down . " You hit me ! Picard never hit me ! " Q exclaims . 
