Tons of Accessories
Finally, you'll love the Galaxy Note 4 if you love accessories. Because it's a flagship phone, it has a deep accessory ecosystem that includes official wares from Samsung and high quality goods from top third-party accessory manufacturers.
If you want a solid case, there are solid cases. If you want something else, there are literally tons of other accessories that are worth your while. You don't need any of these things to enjoy the Galaxy Note 4 but it's nice to know that there are plenty of options there if you decide you need something.