There has been a wider explosion of the carrom ball too, in the decade and a half since Ajantha Mendis popularised it, and every second squad in every T20 league seems to include someone who bowls it.

It may be the most difficult skill in cricket to master, but one thing's for sure - good leg spinners get bagfuls of wickets. The world's second highest Test wicket taker, Shane Warne, is the man ...

Off spin is the most popular method of spin in cricket. An off break delivery turns from the off side to the leg side when bowled at a right-handed batsman.