SL metacritic score lower than WOD

Community General Discussion
26

for reference, metacritic user scores:

Vanilla: 7.4
BC: 8.1
WotLK: 7.9
Cata: 5.7
MoP: 5.1
WoD: 5.9
Legion: 7.3
BfA: 3.1
SL: 5.5