The summoner name or tag is incorrect
roughage #na1
IRON 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: 70
831,284
lvl: 51
767,097
lvl: 40
488,240
lvl: 37
568,040
lvl: 34
426,599
lvl: 34
386,995
lvl: 33
392,566
lvl: 32
368,054
lvl: 30
343,907
lvl: 16
200,230
lvl: 15
193,744
lvl: 14
169,220