Answer:
My teeth are sharp my back is straight to cut things up it is my fate.
I save lives on the ground and in the air. What am I?
I am what brings things together. Without me everything you see would be a total mass or debris everywhere. What am I?
I start in little but I end in full you'll find me in half and complete.
I am black within and red without With four corners round about.
What made Cyclops quit teaching?