Normally any move that is unblockable is slower and can be canceled but what do you mean by brave edge "cancel" all i saw were brave edge moves being executed
Greetings from a SSB fan as well ezio is interesting you have to remember that he can range and will cause plenty of damage from half way out i'm not saying spam his range though but use it as a mix up and with all big chars ezio doesn't have a problem beating them in speed learn all his quick...
Most AIs tend to fall for the same moves over and over no matter what so see if there is any Hilde moves like that i know of several for Nightmare but ive yet to try Hilde