Which Devastator Upgrade: Junkion or Xtransbots?

Ok, so I was just about to preorder an XP-01 upgrade set from BBTS, and then I saw there's a Junkion Blacksmith set coming out! So which one?
http://www.bigbadtoystore.com/bbts/product.aspx?product=JNK10010&mode=retail
http://www.bigbadtoystore.com/bbts/product.aspx?product=XTR10000&mode=retail
Does anyone know if any reviews of these are available online yet?
http://www.bigbadtoystore.com/bbts/product.aspx?product=JNK10010&mode=retail
http://www.bigbadtoystore.com/bbts/product.aspx?product=XTR10000&mode=retail
Does anyone know if any reviews of these are available online yet?