India, May 19 -- Their playoff hopes hanging by a thread, the Rajasthan Royals will need an all-round improvement against the out-of-contention Lucknow Super Giants to stay alive in the Indian Premier League here on Tuesday.

At the high-scoring Sawai Mansingh Stadium, Royals are yet to win a game this season and the final fixture here is a do-or-die one for the home team.

Following Tuesday's fixture, the Royals' last game is also against a vanquished outfit - the Mumbai Indians.

In Delhi on Sunday night, RR should have out-batted Delhi Capitals but a lower-order collapse cost them the match in which their fielding and bowling was also fairly ordinary. Royals have been relying heavily on 15-year-old Vaibhav Sooryavanshi for flying start...