The summoner name or tag is incorrect
glitchedaway #000
PLATINUM I
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Match History for Patch: 16.4.1
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Champion Stats for Patch: 16.4.1
Champion Mastery
lvl: 41
417,136
lvl: 12
107,601
lvl: 11
92,560
lvl: 9
70,242
lvl: 8
63,086
lvl: 8
54,421
lvl: 6
32,065
lvl: 4
20,889
lvl: 4
20,695
lvl: 4
17,231
lvl: 4
16,844
lvl: 3
9,958