Depends on how you define them. Murders imo is a deep cut.
Classics are stuff like TNOTB, RTTH, Hallowed, FOTD, Aces High, 2MTM, TETMD, The Trooper, Wrathchild and so on.
Something like Murders isn't in the same league for me, regardless of how I feel about these songs. Even Killers (the song)...