In our last Heineken Champions Cup Spotlight, we take a look at Pool 5, featuring three-time European Cup winners RC Toulon. Edinburgh Rugby Ground: BT Murrayfield, Edinburgh, Scotland. European Cup record: Edinburgh's best run came in 2012, when they reached a maiden semi-final. The Scottish club topped Pool 2 ahead of Cardiff Blues and defeated Toulouse 19-14 in a nail-biting quarter-final at BT Murrayfield. However, they were then beaten 22-19 by Ulster Rugby at Dublin's Aviva Stadium. Last season: The Scottish club topped Challenge Cup Pool 4 with 25 points but were beaten 20-6 by eventual winners Cardiff Blues in the quarter-finals. Head coach: Richard Cockerill joined Edinburgh Rugby last year after a successful 12-year spell in charge of Leicester Tigers and half a season at RC Toulon. He won three English Premiership titles as head coach at Leicester, as well the Anglo-Welsh Cup in 2012. Key players: Back row John Barclay has joined Edinburgh from Scarlets as they look to improve on last season's quarter-final finishes in the PRO14 and Challenge Cup. He will link up with fellow Scottish internationals WP Nel, Damien Hoyland and Blair Kinghorn. https://twitter.com/EdinburghRugby/status/1020707476134481921 Montpellier Ground: Altrad Stadium, Montpellier, France. European Cup record: Montpellier's sole appearance in the knockout stages came in 2013, when they finished second in Pool 5 behind eventual winners RC Toulon. They were beaten 36-14 by fellow French side ASM Clermont Auvergne in the quarter-finals. Last season: Montpellier were third in the Champions Cup Pool 3 behind eventual winners Leinster Rugby and Exeter Chiefs. They finished first in the TOP 14 but were beaten 29-13 in the play-off final by Castres Olympique. Head coach: Vern Cotter joined Montpellier at the start of last season after four years as head coach of the Scottish national team. Cotter has also coached the Barbarians, ASM Clermont Auvergne and Crusaders. Key players: Montpellier have a side full of internationals, including South Africa scrum-half Ruan Pienaar, France back row Louis Picamoles and Fiji wing Nemani Nadolo. They have also added Johan Goosen from Cheetahs and Julien Le Devedec from Brive during the off-season. Newcastle Falcons Ground: Kingston Park, Newcastle, England. European Cup record: Newcastle have reached the quarter-finals on one occasion, in 2005. They topped Pool 4 that season but were beaten 48-8 in the last eight by eventual finalists Stade Français Paris. Last season: They enjoyed a good campaign in the Challenge Cup, reaching the semi-finals before being defeated 33-12 by Gloucester Rugby. Newcastle secured a place in this season's Heineken Champions Cup by finishing fourth in the English Premiership. Coaches: Dean Richards has been director of rugby at Kingston Park since 2012, while Dave Walder was appointed head coach last season after two years as forwards coach. Key players: The Falcons will again look to former England fly-half Toby Flood to lead their attack. They also boast the likes of Scotland prop Jon Welsh, Samoa wing Sinoti Sinoti and England flanker Mark Wilson in their ranks. https://twitter.com/FalconsRugby/status/1009466125967642625 RC Toulon Ground: Stade Mayol, Toulon, France. European Cup record: Toulon won the trophy three years in a row – in 2013, 2014 and 2015 – defeating ASM Clermont Auvergne in the 2013 (16-15) and 2015 (23-6) finals, as well as Saracens (23-6) in the 2014 decider. Last season: Toulon reached the quarter-finals after finishing second behind Scarlets in Pool 5. They were minutes away from securing a semi-final berth, only for Munster Rugby's Andrew Conway to score a spectacular late try to seal the French club's 20-19 defeat at Thomond Park. Head coach: Patrice Collazo has replaced former France captain Fabien Galthié as head coach. Collazo had previously spent seven years in a similar role at La Rochelle, Champions Cup quarter-finalists last season. Key players: Toulon have a squad packed with international stars, including former All Black Malakai Fekitoa, South Africa lock Juandré Kruger and Wales scrum-half Rhys Webb, plus France fly-half Anthony Belleau, centre Mathieu Bastareaud and full-back Hugo Bonneval.