The summoner name or tag is incorrect
tower0fcabel #2785
IRON I
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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: 55
608,454
lvl: 35
404,522
lvl: 30
358,575
lvl: 20
264,778
lvl: 16
193,724
lvl: 15
180,991
lvl: 15
138,513
lvl: 14
181,392
lvl: 13
133,154
lvl: 13
111,487
lvl: 12
106,709
lvl: 11
96,814