The summoner name or tag is incorrect
tonedef #5468
SILVER III
-
Match History for Patch: 16.10.1
-
Champion Stats for Patch: 16.10.1
Champion Mastery
lvl: 64
788,942
lvl: 41
576,756
lvl: 38
385,271
lvl: 26
281,245
lvl: 20
221,378
lvl: 15
132,920
lvl: 10
87,076
lvl: 9
74,516
lvl: 8
58,241
lvl: 8
55,518
lvl: 7
50,383
lvl: 7
42,661