The summoner name or tag is incorrect
striker #1221
BRONZE 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: 44
571,004
lvl: 20
195,666
lvl: 11
96,141
lvl: 11
91,523
lvl: 10
84,415
lvl: 8
69,823
lvl: 8
62,473
lvl: 7
46,540
lvl: 7
46,193
lvl: 6
41,805
lvl: 6
39,331
lvl: 6
37,053