SUMMONER SPELL BASE COOLDOWN 6:00 5:00 4:00 3:30 3:00 5:20 4:27 3:34 3:07 2:40 5:05 4:14 3:23 2:57 2:32 4:36 3:50 3:04 2:41 2:18 4:24 3:40 2:56 2:34 2:12 4:03 3:22 2:42 2...