If you do a crouching attack, then press down/forward, then forward, the characters won't do a qcf attack after you press an attack button again, but if you do the same thing and end it with up/forward+attack, the character will start the item crash.
If you do a running super jump on a stage with a low ceiling (Meaning that when the character lands, they won't do a heavy landing), there are high chances of the character's trail not being there when they start to run again.
Holy Water C should have lower hitboxes when it hits an opponent in the air, against Dracula at time, it'll hit only one, which is when the bottle breaks:

