I will say though that the game does provide you with quite a few frustrating moments along the way and you will no doubt fail a few times during your playthrough. (metacritic.com)
Despite the order in which you unlock things being randomized I never felt screwed by the system, although there were a few frustrating moments when a building didn't pop up until quite late, but that just meant I had to ensure a steady supply of rare metals to Earth so that I could purchase what I needed. (wolfsgamingblog.com)
It must be noted that the one - button parkour system feels slightly less accurate this time around, though it won't ruin your game it may cause a few frustrating moments, but Ezio looks as graceful as ever as he clambers around and this time you'll get to test Desmond's parkour skills more as well. (wolfsgamingblog.com)