Okay so before you guys attack me hear me out! Eek!
Okay so Nezukos power is a Blood Demon Art called Exploding Blood. So basically she can use her blood as mini grenades which can cause a lot of damage. For example she can also enhance Tanjiros' sword.
See in the next page ⏩
OKAY and then look at Bakugous' quirk ⏩
SEE WHAT I MEAN!!! IT'S ALMOST THE SAME!!!!!! REEEEEEEEEE!!!!!!!