They needed different ways and means for which to feed upon the far too few variations of food sources on the islands. (religion.blogs.cnn.com)
Generally coupled with community rating — a further requirement that carriers charge all individuals the same rates, with few variations. (nar.realtor)
With linear level structure, few variations in enemy type, and collectibles limited to hats, staffs and trivial bonus EXP, there's also not a lot to keep you captivated throughout its reasonably - sized campaign. (indiegamewebsite.com)