Calvin Shane Anderson, legendary in the online world as “Stammdogg,” is an American professional poker player widely considered one of the greatest all-around talents in the game. A five-time World Series of Poker (WSOP) bracelet winner and a former #1 ranked online player, Anderson is a master of mixed games and No-Limit Hold’em alike. Known for his technical brilliance and calm demeanor, he transitioned from a dominant online force to a live tournament titan, capped by a historic million-dollar victory at the 2023 WPT Prime Championship.

Career Earnings & Biggest Results

With total live tournament earnings surpassing $6,955,000 (according to The Hendon Mob), Calvin Anderson ranks 2nd on the Oklahoma All-Time Money List. His career-best live score of $1,386,280 was achieved in December 2023, when he outlasted a massive field of 10,516 entries to win the WPT Prime Championship at Wynn Las Vegas. Anderson has maintained elite form through 2025 and early 2026, recently finishing 2nd in the 2026 PGT Mixed Games $5,300 Eight Game Mix for $80,850 and recording a deep run in the 2026 Wynn Millions Championship. His immense combined success in live and online arenas contributes to an estimated poker net worth of over $12 million.

Major Tournament Results:

Year	Event	Prize
2023	$1,100 WPT Prime Championship (1st)	$1,386,280
2024	WSOP $10,000 Big O Championship (2nd)	$454,668
2024	WSOP $10,000 Eight Game Mixed (1st)	$413,446
2018	WSOP $10,000 Razz Championship (1st)	$309,220

Biography & Poker Background

Born in Yukon, Oklahoma, and now residing in Las Vegas, Calvin Anderson’s poker journey began in the early days of the online boom. Under the screen name “Stammdogg,” he became a terror on PokerStars and Full Tilt, eventually reaching the #1 spot on the worldwide online rankings. Anderson is one of the most decorated players in SCOOP (Spring Championship of Online Poker) history, with 10 titles to his name. Unlike many online specialists who struggle with the live transition, Anderson’s deep knowledge of mixed games, honed through decades of play, allowed him to capture live WSOP bracelets in Seven Card Stud Hi-Lo, Razz, and Eight Game Mix. Outside of poker, he is known for his analytical mind and his ability to solve a Rubik’s Cube behind his back.

Play Style & Strategy

Calvin Anderson is renowned for a “complete, technical, and fearless” play style. While many modern pros are specialists, Anderson’s greatest strength is his versatility across all poker variants, making him a perennial threat in Player of the Year races. His strategy is characterized by an exceptional understanding of mixed game equities and high-pressure bluffing in No-Limit Hold’em. Strategically, Anderson emphasizes “game flow” and psychological reads, often out-maneuvering younger solver-based players by exploiting their rigid patterns. His approach is rooted in an extreme work ethic, he is often the first to arrive and the last to leave at any major series, making him one of the most respected “end bosses” on the PokerGO Tour (PGT) circuit.

Social Media & Online Presence

Want to follow “Stammdogg” as he hunts for his sixth WSOP bracelet in 2026? You can find his profiles and stats here:

Video Highlights:

Watch Calvin Anderson’s masterful victory at the WPT Prime Championship and his insights on the technical evolution of mixed games:

The Best of Calvin Shane Anderson: Exclusive Poker Image Gallery