Career
Mercier has been ranked number one in the world by Entertainment and Sports Programming Network and the Global poker index. Holds the record for most weeks spent at number 1 on the GPI index, 84. In 2008 Mercier made two final tables at the (EPT).
The following season he made his second EPT final table coming in 6th in the 2008 EPT Barcelona event in season 5, earning €227,800 ($324,946).
Sebastian Ruthenberg. Better known as the "2008 £1 Million Showdown", this non-title event earned Mercier an additional £516,000 ($944,847).
Other notable contestants at the final table were online pros Mike "SirWatts" Watson and Isaac Haxton as well as professionals Scotty Nguyen, David Benyamine and Isabelle Mercier. Mercier has made the final table twice at the Europe Main Event.
In 2009, he finished 4th for £267,267 and in 2012, he finished 8th for €84,672.
He beat a final table which included Sam Stein, who finished runner-up in the NAPT Venetian Main Event, and Faraz Jaka, who finished 5th at the NAPT Venetian Bounty Shootout event. Through the first half of 2012, Mercier"s total live tournament winnings exceed $7,800,000. His 28 cashes at the WSOP account for over $1,850,000 of those winnings.