"alexeimartov” is the PokerStars screen name of the Australian online high stakes professional Martin Bradstreet. Aside from using this alias, the player also goes by the screen name of “MagicNinja” at Full Tilt Poker.
Bradstreet has been around the highstakes online poker scene for several years and is a well respected poster on 2+2 under his MagicNinja moniker.
The Musician, when not playing high stakes Pot Limit Omaha on PokerStars, Martin plays guitar and sings in "Alexei Martov" a blues/rock trio. Here is a video of them performing live.
When Martin Bradstreet first showed up on our tracking in 2007, he played mainly nlhe, but since May 2009, it seems like it's all PLO for now.
Pokerstatic.com made a good video Interview with Martin Bradstreet that was posted in September 2011.