Talk to the team or anyone might be playing the game. Compare different points of view, and note down what doesn't really work or what you feel might be swiftly improved. Take on every criticism and do your best to make every adjustment you can.
There are designers who are very good at taking criticism and some that are not comfortable with it. It's vital to remain open-minded. If you close down and get defensive, you risk losing a channel of feedback as your colleagues don't want to hurt your feelings. Be thankful of all feedback you receive- even if it hurts, try not to show it, because then you will be open to more opinions and the chance to make the game better for all.
Make a checklist of all these little things and then take a ...
