The summoner name or tag is incorrect
bubble #6646
SILVER I
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Match History for Patch: 16.9.1
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Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 29
287,515
lvl: 11
92,291
lvl: 10
79,420
lvl: 8
58,086
lvl: 8
57,508
lvl: 8
56,055
lvl: 7
49,445
lvl: 7
48,116
lvl: 7
47,887
lvl: 7
45,580
lvl: 7
45,482
lvl: 7
44,162