Lets test our reaction on a global scale!
In this game - You have to Tap every letter except for X. Each time you Dont Tap X - you score a point! But every time you Tap X or Dont Tap any other letter - you lose!
As you can see, there is nothing hard about this game... or is there?
Good luck... you will need it!
You can compare scores with all your friends and see, who can go faster and longer!