The summoner name or tag is incorrect
knuxer #0205
PLATINUM 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: 84
922,987
lvl: 48
494,544
lvl: 37
375,895
lvl: 16
180,425
lvl: 16
168,857
lvl: 12
100,529
lvl: 11
91,296
lvl: 10
84,857
lvl: 10
84,675
lvl: 10
82,732
lvl: 9
73,282
lvl: 9
72,338