Arrow Season 2 Spoilers: Who will Oliver shoot next?

Arrow Season 2 Spoilers: Who will Oliver shoot next?

The Scientist
A new spoiler tidbit for the return of Arrow season 2 has surfaced, and has to do with Oliver shooting a certain someone.

Oliver will be shooting one of these five people with an arrow: Sin, Thea, Roy, Lance or Diggle.

Source: E!Online

Sound unlike Oliver to shoot one of these guys, especially his sister! Who do you think he will shoot?