The 5 song EP in 2005 was from a previous period of the band where we were working with a pop / ex-Nashville producer and trying to sign to a major label. For a variety of reasons, I'm thankful that never happened, and those songs have been retired.
I'm not sure what will happen with "Arrival" when it comes time to put together the track listing for the album. For a variety of reasons I would want to finalize the mix and redo the rhythm guitars to match the rest of the new material (Ran 7 string vs. Schecter.) It is actually still on our SoundCloud page though: