The summoner name or tag is incorrect
masterarkslayer #na1
IRON I
-
Match History for Patch: 16.9.1
-
Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 44
451,888
lvl: 30
296,202
lvl: 13
110,937
lvl: 12
125,907
lvl: 11
95,509
lvl: 9
65,380
lvl: 9
64,915
lvl: 6
36,830
lvl: 5
26,673
lvl: 4
13,231
lvl: 3
9,901
lvl: 3
9,808