The summoner name or tag is incorrect
ffspeed #101
PLATINUM III
-
Match History for Patch: 16.9.1
-
Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 10
85,030
lvl: 7
52,313
lvl: 7
43,556
lvl: 6
39,963
lvl: 5
25,916
lvl: 5
25,856
lvl: 5
24,306
lvl: 5
24,005
lvl: 5
23,645
lvl: 5
23,070
lvl: 5
22,979
lvl: 4
20,929