Bataleons tend to be hard to find towards the end of a season, especially the more popular models and sizes (like the ET). They're made in more limited quantities, much like NS/Lib/Gnu/Smokin/Signal, etc... and are very sought after, so they go quick and once they're gone they're gone.
18 Snoplanks Asym Fish . 18 US Orbit . 18 Arbor Terrapin . 17 Lib x Lost Mayhem Short Fat . 17 NS Maverix . 17 NS Twenty Five . 16 NS Swift - 14 TJ Brand Retro Fish
17 Rome Katana . 17 Burton Malavita Wing . 16 Burton Genesis X
16 Flow Talon