thanks for bringing these to my attention. Was thinking of getting the Matrix Sword but these must be plastic, which will be a lot nicer to figures' arm joints. Also, the blue and purple are all glowy gummi goodness.
edit: for the record, TFSource have them up for preorder too
assembling a Neo-G1/TF:TM cast. Please PM if you have (or know of) the following at a reasonable price: Classics or Henkei Prowl, Astrotrain, Ramjet, Skywarp, Sunstreaker, Sideswipe, Blurr, Perceptor, GDO Wheelie and Springer, or 3rd Party Motobot Arcee, FP Springer, iGear Ratchet and Ironhide, City Commander (and/or Ultra Magnus), Starscream (deluxe) Coronation add-on, or Spike and Daniel in their Exo-Suits.