It is now time to think about how we are going to visualize our inventory during game play. Creating a user interface (UI) for any game is a challenging task. You need to have a balanced approach about the amount of information you want to display on the screen at playtime without interfering with the game play. In the meantime, you want to make sure that the player has the most crucial and important information necessary to complete their mission at hand.
With that said, let's see how we can design a simple user interface to enable the player with the basics of interacting with the inventory system. Here is a list of minimum features that the player should be able to perform: