The differences between hurricane pack and ngb.

https://gamefaqs.gamespot.com/xbox/561532-ninja-gaiden/faqs/35355

Other notes

• Ryu seems to have increased recovery frames after you gain control of him from certain moves and actions.

• Movement in relation to the camera direction has a tendency to desync after using a chest.

• ET/UT charge times are equivalent to having the armlet of celerity equipped in ngb

• UT essence multiplier has been greatly nerfed to 4x bonus instead of 7x. ET is still a 3x bonus.

• Great devil elixirs have been removed from the game.