What is a shuriken made of? - Quora

If you had a chance to create a Mangekyou Sharingan ability, what would it be? - Quora

Why do ninjas throw shurikens? - Quora

What are the things in Naruto that are made for comedic purposes but not really funny? - Quora

Did ninjas ever use guns? - Quora

Shuriken - Wikipedia

Was it common for ninjas to be poisoned from handling their own shuriken? What things did they do to minimize the chances of poisoning themselves? - Quora

What is the strongest material that can stop a shuriken? - Quora

Did ninjas really use throwing stars? - Quora

Did ninjas really use throwing stars? - Quora

Does a ninja star actually actually inflict a serious injury? If so, how? - Quora

What is Shuriken? - Quora