I think we have to assume you have access to all the material spell components you need, otherwise you’re buggered if you want to cast anything above...
One strat you could try in order to get people to not use their super speed is illusions. You make an illusion (preferably one of the mind-effecting...
I had really wanted to do that to go look for free comic books, however I had to take care of a technical issue, then I took my husband out shopping...