Morningstar Bleed
Delve says there's a 50% change to inflict bleed when hit. But in actual gameplay, its literally 100%. Every time you hit her, you get a fresh bleed. This isn't a scaling percentage that would go up as the champ level/rating goes up, it's static. Only the damage is scalable.
iPhone 7 Plus
iOS 11.4.0
Game version 19.0