The thing is, Dragon Age needs to "redeem" itself, for saying something, whereas The Witcher just carries on the momentun.
Which can lead to this:
a) Dragon Age Inquisition disappoints (expected)
b) Dragon Age Inquisition surprises all (unexpected)
whereas
a) The Witcher 3 surprises all (expected)
b) The Witcher 3 disappoints (unexpected)







