The summoner name or tag is incorrect
ironcoach #null
EMERALD IV
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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: 33
337,591
lvl: 26
253,341
lvl: 25
244,884
lvl: 22
210,152
lvl: 20
193,362
lvl: 14
129,391
lvl: 14
122,225
lvl: 13
119,353
lvl: 13
109,663
lvl: 11
97,149
lvl: 11
96,280
lvl: 11
90,471