By Alex Shaw

Coming back from a long-term injury? Looking to break into a team and fill the boots of a legend? Struggling at domestic level but given a lifeline by a trusting coach? There are few better places to prove that you’ve arrived (or returned) than the Six Nations. If you can keep your head and perform at a high level, your doubters will quickly evaporate. Below is a selection of players with the most to prove during the tournament and who will certainly be worth keeping an eye on over the next two months.