Riven
the Exile
Floor Winrate
Winrate when <5000 mastery
37.99 %
Ceiling Winrate
Winrate when > the ceiling mastery
49.26 %
Ceiling Mastery
Mastery at which winrate stops increasing
6,897
Winrate Delta
Difference between Ceiling and Floor winrates
11.28 %
Sample Size
Number of games used to calculate these metrics
13,570