The Masters begins on Thursday and our final pre-tournament preview features selections for the three-balls and first-round leader markets.Golf betting tips: Masters first-round leader1pt e.w. Xander Schauffele at 33/1 (Unibet 1/5 1,2,3,4,5,6,7)1pt e.w. Viktor Hovland at 40/1 (General 1/5 1,2,3,4,5,6)Scroll down for first-round three-ballsSky Bet odds | Paddy Power | Betfair SportsbookLast year, the leaderboard after day one of the Masters followed a familiar pattern: world-class golfer after world-class golfer, perhaps the odd debutant who has enjoyed a dream start and, in this case, a truly remarkable 68 from past champion Danny Willett on his first start for seven months.Bryson