Complete all Test Your Sight mini-game challenges - 20GS
For this Achievement you need to complete All of the Test Your Sight mini-games in the Challenge Tower. They are the following challenges: 12, 42, 72, 102, 132, 162, 192, 222, 246 & 270. It's a game of follow the ball under any number of chalice / skulls, it's rather easy and if you mess-up just hit start and Retry.