Moody Kills a Spider with the Killing Curse
Pages 215-217
Moody introduces the class to the final Unforgivable Curse, Avada Kedavra. He kills a spider instantly with a flash of green light, explaining that there is no countercurse for the Killing Curse. He reminds the students that only one person, Harry Potter, has ever survived the curse. Harry is left to ponder the terrifying reality of his parents' deaths.
