The summoner name or tag is incorrect
prometheus #ter
SILVER IV
-
Match History for Patch: 16.9.1
-
Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 21
198,101
lvl: 12
102,444
lvl: 11
89,507
lvl: 8
58,336
lvl: 8
57,795
lvl: 6
36,349
lvl: 6
32,914
lvl: 5
28,753
lvl: 5
27,985
lvl: 5
22,703
lvl: 5
21,841
lvl: 4
20,578