Board Thread:Plants vs. Zombies 2/@comment-18464102-20180905042224/@comment-33701453-20181026003732

That's an assumption weebishlydone made. They were never datamined. Actually, we know their existence because the composer put these in 163 MUSIC

SA's OST was revealed after the world's release.

It's probably cuz talkweb doesn't know how to code.