6. Steve Smith:
The skipper of Australian cricket was considered as the brand ambassador of the game. However, it all vanished when he made one of the youngsters to use sandpaper for changing the condition of the ball. The ex-skipper was banned from the game for a year by the Cricket Australia.
Earlier, the talented batsman was also under the scanner for quite a few aspects one of them was to ask suggestion from the dugout for taking a DRS call. However, the batsman has changed a lot following the ban and started delivering the goods at will once again.