The summoner name or tag is incorrect
char #yikes
GOLD III
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Match History for Patch: 16.10.1
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Champion Stats for Patch: 16.10.1
Champion Mastery
lvl: 19
211,957
lvl: 18
183,851
lvl: 13
118,378
lvl: 12
101,543
lvl: 10
81,301
lvl: 10
102,542
lvl: 9
68,955
lvl: 8
59,889
lvl: 8
57,745
lvl: 8
57,720
lvl: 8
54,596
lvl: 7
57,077