severus snape was killed by voldemort
voldemort was killed by Harry Potter
molly weasley killed bellatrix lestrange
severus snape killed dumbledore (dumbledore asked snape to kill him as he was dying anyway and so it wouldnt damage damage malfoys soul)
fred weasley was killed, and so were lupin+tonks and many other in the great battle of hogwarts.
Sirius Black is all I remember.
More than three characters were killed, see related questions for a full list.
There are 772 characters in harry potter in all.
Himself: his own Avada Kevadra killed him.
your mumu
You can use the character detector to find all of the Lego Harry Potter characters.
no characters have books to read runes in lego harry potter.
The main characters are Harry Potter and Vernon Dursley.
Harry didn't killed nobody.
No, only the Horcrux inside him was.
No Harry Potter book starts with that.
no