starting from today.but other below 4 reviewed games count.but these game has to be released in dec.starting from today and ending on the last day of feb next year.
80+ at metacritic=1 point
85+ at metacritic=2 points
90+ at metacritic=3 points
70-79=.5 points.60-69=.3 points
50-59=.1
below 50= -.5
games need atleast 4 reviews at metacritic.