The Ladbrokes Championship kicks off on Friday evening when favourites Rangers go up against St Mirren at Ibrox, live on BT Sport at 7.45pm.
We take a look at the 10 clubs competing in the second tier this season:
Alloa Athletic
Manager: Danny Lennon
Last season: 9th in the Championship
New signings: Colin Hamilton (Brechin City), Andy McNeil (Airdrieonians), Dougie Hill (Raith Rovers), Burton O'Brien (Livingston), Kyle McAusland (Dunfermline Athletic), David Crawford (Arbroath), Connor McManus (Celtic, loan), Michael Duffy (Celtic, loan), Mark Williams (St Mirren), Geoff Mitchell (Histon), Mikk Reintam (Frýdek-Místek), Omar Kader (Forfar Athletic), Catalin Paun (Stirling University)
Ladbrokes title odds: 200/1
Dumbarton
Manager: Stephen Aitken
Last season: 7th in the Championship
New signings: Gregor Buchanan (Dunfermline Athletic), Grant Gallagher (Stranraer), Kevin Cawley (Alloa Athletic), Darren Miller (Queen's Park), Mark Docherty (Alloa Athletic), Mark Brown (Ross County), Willie Gibson (Stranraer), Gordon Smith (Stirling Albion), Darren Barr (Ross County), Jon Routledge (Hamilton Accies), Calum Waters (Celtic, loan), Steven Craig (Wycombe Wanderers), Jamie Lindsay (Celtic, loan)
Ladbrokes title odds: 250/1
Falkirk
Manager: Peter Houston
Last season: 5th in the Championship
New signings: Danny Rogers (Aberdeen, loan), Bob McHugh (Motherwell), Paul Watson (Raith Rovers)
Ladbrokes title odds: 33/1
Hibernian
Manager: Alan Stubbs
Last season: 2nd in the Championship
New signings: James Keatings (Hearts), Danny Carmichael (Queen of the South), Martin Boyle (Dundee), Mark Oxley (Hull City), Antonio Reguero (Ross County), Marvin Bartley (Leyton Orient), John McGinn (St Mirren)
Ladbrokes title odds: 3/1
Livingston
Manager: Mark Burchill
Last season: 8th in the Championship
New signings: Jordyn Sheerin (Musselburgh Athletic), Jackson Longridge (Stranraer), Liam Buchanan (Alloa Athletic), Kieran Gibbons (Aberdeen), Ben Gordon (Alloa Athletic), Ross Millen (Dunfermline Athletic), Spas Georgiev (Dobrudzha Dobrich), Morgyn Neill (Motherwell), Moses Duckrell (Barnet), Matt Gould (Cheltenham Town)
Ladbrokes title odds: 250/1
Morton
Manager: Jim Duffy
Last season: 1st in League 1
New signings: Bobby Barr (Brechin City), Frank McKeown (Stranraer), Denny Johnstone (Birmingham City, loan)
Ladbrokes title odds: 150/1
Queen of the South
Manager: James Fowler
Last season: 4th in the Championship
New signings: Robbie Thomson (Cowdenbeath), Ryan Conroy (Raith Rovers), Gavin Skelton - player/assistant manager (Workington), Steven Higgins (Motherwell), Darren Brownlie (Cowdenbeath), Shaun Rutherford (Livingston), Kyle Jacobs (Livingston), Dale Hilson (Forfar Athletic), Jordan Marshall (Carlisle United), Callum Tapping (Brechin City)
Ladbrokes title odds: 40/1
Raith Rovers
Manager: Ray McKinnon
Last season: 6th in the Championship
New signings: Darren Petrie (Dundee United), Ryan McCord (Alloa Athletic), Mitch Megginson (Dumbarton), Kyle Benedictus (Dundee), Lewis Toshney (Cowdenbeath), Craig Wighton (Dundee, loan), James Craigen (Partick Thistle)
Ladbrokes title odds: 80/1
Rangers
Manager: Mark Warburton
Last season: 3rd in the Championship
New signings: Danny Wilson (Hearts), Rob Kiernan (Wigan Athletic), Wes Foderingham (Swindon Town), Andy Halliday (Bradford City), Martyn Waghorn (Wigan Athletic), James Tavernier (Wigan Athletic), Jason Holt (Hearts)
Ladbrokes title odds: 4/9
St Mirren
Manager: Ian Murray
Last season: 12th in the Premiership
New signings: Scott Agnew (Dumbarton), Stuart Carswell (Motherwell), Paul McMullan (Celtic, loan), Luke Conlan (Burnley, loan), Cameron Howieson (Burnley), Calum Gallagher (Rangers)
Ladbrokes title odds: 12/1