The summoner name or tag is incorrect
sshadow #1310
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: 6
38,573
lvl: 5
27,199
lvl: 5
25,633
lvl: 5
23,853
lvl: 4
15,064
lvl: 3
8,348
lvl: 3
8,265
lvl: 3
6,174
lvl: 3
11,442
lvl: 3
11,008
lvl: 3
10,842
lvl: 2
5,880