A mechanic that determines how much the base cooldown of a skill is reduced by.
Caps out at 40%. Can be increased to 50% when the item, Omni-Watch, is equipped.
Migenhardt can achieve the highest cooldown cap of 70% when his ultimate is activated and he has the item, Omni-Watch, equipped.
Most Hyper Specific Gear provide a specific amount of reduction to different [[hyper] skills, some of which that aren't affected by cooldown reduction.