Well, it will fly over him, and maybe fall back down on you, and you will have to try again!
You have to find the rest of the villains.
Fighting Sir Rebral in City Park, there is a large movable rock by the restrooms.First he he tries to hit you with the shower of rocks, Jump over them and jump up past Sir Rebral, and the rocks will hit him instead. He will get mad and make the ground pop up where you are. Shove the rock to the left until it is about halfway between the bench and the statue, just to the right of directly under Sir Rebral. When the ground pops up, the rock will fly up and hit him. If you miss, recover the rock from wherever it lands and try again. When he is down, handcuff him.
After you jump near Sir Rebral and one of his rocks hits him, he begins pulling up chunks of the ground to hit you. Move the rock that is near the restrooms, bringing it left until it is a little right of directly under Sir Rebral. The ground will toss it up and slightly left, hitting him.
First, you have to jump into his spinning ball of rocks. If you do it right, one rock will hit him in the head. Then he starts lifting up the ground. If you put the big rock in the right place, he will lift up the ground where the rock is. IT will fly up in hit him of the statue and you put the handcuffs on him.
Sir Rebral - Sir Rebral is using his new mind power to wreck the statues in City Park, and will hit you with rocks. If you jump near him, he will be hit himself, get mad, and attack you by pulling up chunks of the ground. There is a large, loose rock on the ground by the restrooms. Place it so that it hits Sir Rebral when the ground pops it up. (The best place is a little to the right of directly under him.) Cuff him. (You get your ID sticker at the Prison.)
Sir Rebral is in City Park destroying a statue with his mind control, and will throw pieces of rock at you. Use his own power against him. When he tosses a rock, jump up near him so that the rock hits him instead. This will make him mad and he will start pulling up pieces of the ground to hit you. You can move the rock that is near the restroom to the right. Push it over so that it is beneath Sir Rebral, just a little bit to the right side. Stand there and when he yanks up the ground, you can move and it will hit him, knocking him out. Put the cuffs on him and he will be back in prison. If the rock gets tossed the wrong place, you have to bring it back over. If you can't find it, just leave the park and the Sir Rebral scene will reset, so that you can try again.
He has that "mind levitating" power (telekinesis). He'll try to throw rocks at you. You have to hit him with the rocks he sends at you. Jump up near him when they are coming at you. Next he'll get angry, and big chunks of ground will start to come up wherever you walk. Get the big rock sitting by the bathroom (to the right of Sir Rebral). Push the rock under him, just a little right of directly under him, and the piece of ground should push the rock up to hit him. He'll fall down and then you cuff him. (If you miss, you have to find the rock and bring it back to try again.)
Sir Rebral is using his new mind power to wreck the statues there, and will hit you with rocks. If jump near him when the rocks are chasing you, he will hit himself and get mad. Then he will attack you with huge wedges out of the ground, which are pulled up to hit you. There is a large, square rock on the ground by the restroom. Push it left and place it so that it hits Sir Rebral when the ground pops it up. (The best place is a little to the right of directly under him.)
The things he throw at you. When he flings rocks through the air, jump up near him and they will hit him instead. Next, when he pulls up chunks of ground, get the rock from near the restroom. Position it just a bit right of directly under him. When he yanks up the ground, it will throw the rock up to hit him. (It may take a few tries, and you have to recover the rock wherever it goes.)
You jump next to him while the rocks are flying. After he gets hit, he pulls up big chunks of ground up where you are. Get the square rock next to the restrooms and push it left until it is almost directly under him. When the ground pops up, it hits him. (This may take a few tries.)
To defeat Sir Rebral, you need to have him knock himself out. When he is throwing rocks with his mind power, jump up next to him so that one of the rocks hits him. Then he will attack you by yanking up pieces of the ground. Get the rock from the restroom area and put it just to the right of directly under Sir Rebral. When he yanks up the ground, the rock will fly up and hit him. Cuff him and he goes back to prison. (You may have to try more than once, and recover the rock to use it again.)
The proper position is a little bit right of directly under Sir Rebral, about the width of the chunk of ground to the right side. It will be hurled up and left and hit him. When Sir Rebral throws rocks at you, jump up near him so that the rocks hit him too. He will get mad and start pulling up chunks of the ground to hit you. At this point, go right and get the large block of stone next to the restrooms. Slide it quickly to the left until it is a little bit right of directly under Sir Rebral on the statue pedestal. If it misses, you can shove it back from where it lands and try again.