01. Allow us to change the keyboard mapping/binding. 02. Make the boss take 2 points of damage instead of 1, it's too hard, it has iframes, it can teleport, multiply, it's simply unfair him needed to hit me for 3 or 4 times, while I need to hit him like 20 times. 03. Add a different sound when attacks don't do damage, there's no audio queue to know when you can or can't destroy something. I stood a huge while trying to break the boomerang from the boomerang guy thinking I could since it's blinking when I...

remapping of key binds?