Only bad cereal is Grape Nuts. Has no redeeming qualities whatsoever. You could add your own sugar or fruit or chocolate syrup or whatever you want to other cereals and they'll be edible.
I didn't vote because I don't dislike any of them enough. I voted in the pizza one because Papa Johns is trash.
Also, shout out to Cinnamon Toast Crunch. But don't ever mention the black sheep of that cereal family, french toast crunch. That might actually be worse than cookie crisp.
Cinnamon Life is like a more respectable version of Cinnamon Toast Cruch. CTC just coming in here tossing sugar all over the damn place. They probably both have a similar sugar content but at least Cinnamon Life hides that shit.