With so many of Scotland's players now plying their trade at Edinburgh and Glasgow, the forthcoming double-header between the sides won't just have a major impact on the Magners League table, writes Richard Bath in The Scotsman.
"With the exception of blindside flanker and the back three, where most or all of the main candidates play outwith Scotland, most of the players vying for inclusion in national coach Andy Robinson's 22-man squad will be on show. Some of the individual confrontations this will throw up are mouth-watering, and have traditionally resulted in matches between the two which are euphemistically referred to as "feisty" or "committed"."