Free rules and 'low cost' codices sounds good. Feeling happy/smug that I sold all my current codices a few months back as the will all be obsolete!
40K - Dark Angels, Dark Eldar, Necrons; Lord of the Rings - lots; Bloodbowl - Dwarves, Wood Elves; SAGA - Anglo Danes & Welsh; Guildball - Morticians, Engineers; Dropzone/fleet - Shaltari