-Racing and blockout minigames can be tricky
-You have to beat every boss without getting touched
-Logging some enemys in the book can be a pain
-Very very very easy to miss an event and screw up getting all the swords
However if your going for the platinum you need to fully upgrade the giga sword, it's pretty much the most epic sword in a video game ever, and it's worth playing just for that sword it's honostly fucking ridicolus how big it is......... and it's not even the best sword in the game....