Michael Sowers has been one of the most successful online tournament players in the world since 2007, when he put up phenomenal results in high-stakes major tournaments. However, his largest online tournament cash came in September '09, when he placed 2nd in the PokerStars WCOOP Event #10 ($10,000+300 NLHE High Roller) for $448,500. In February '09, he finished runner-up in the FTOPS XI $1,000+60 Event #12 for $221,700. His 2010 online tournament results include a win in the PokerStars $1k Super Tuesday for $81,200 and a victory in the $200 Sunday rebuy for $53,100.

In January 2011, Mike placed 5th in the PokerStars Caribbean Adventure Main Event for $700,000. On February 26th, 2009, Mike placed 3rd in the Los Angeles Poker Classic Main Event for $654,797. He also took down the 2008 Borgata Winter Open in Atlantic City for $399,000. In 2011, he final tabled a WSOP $10K Six-Max event for $138,000.