Joker's got this. He's gotta be the single most underrated character on this site, shockingly. THREE WEEKS PREP, people. This man can confound the Justice League with less time. Cyclops (aka eye-ray guy) on his own has no chance here. What will he do with his prep? His tactics are irrelevant since he can do nothing to predict someone like Joker. All he can do is fall into deathtrap after deathtrap. All it takes is one trick to kill him and Joker has finely honed dozens at least.
I could not say it better plus Cyclops is the worst leader there is