Video speaks for itself. Around hit 96, I feel the game messing up and back off. Next combo, my 4th hit misses and I eat an enemy combo, killing almost half my health.
This happens a lot with Captain Marvel and Scarlet Witch, usually missing on their 4th hit of a combo.
IPad4
iOS 10.3.3 (latest iOS for this device)
https://www.youtube.com/watch?v=x3oxllkS1z0