Talk:Extra Booster 1: Immortal Entities/@comment-5230496-20140418061040/@comment-6218208-20140418091459

Well keep in mind this is an EB and the rates they have. I doubt you're going to need much more than 4 boxes of this (unless both RRR are Ancient World, but I kind of doubt that), which is equivalent to 2 boxes of a regular set. :p