The summoner name or tag is incorrect
marcus #amber
SILVER II
-
Match History for Patch: 16.9.1
-
Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 56
638,867
lvl: 33
334,985
lvl: 18
163,695
lvl: 14
121,230
lvl: 13
114,795
lvl: 13
113,609
lvl: 12
107,129
lvl: 11
97,181
lvl: 10
76,047
lvl: 9
70,645
lvl: 8
63,992
lvl: 8
54,379