Michael Kopech

I met him at Tropicana Field in St. Petersburg, Florida in 2021, when the Chicago White Sox came to play the Tampa Bay Rays.

Michael signed a 2015 Topps Heritage Minor League card #173.

https://www.baseball-reference.com/players/k/kopecmi01.shtml

Scott Sommers

In February of 2021, I was looking for cards to mail out and I saw on the back of Scott Sommers' card that his birthday was less than a week away (February 27th), so I decided to look him up and I found his address and sent him my card and the following letter.

30 days later my card came back signed and he included a note back.

Scott signed a 1989 Star card #130.

https://www.baseball-reference.com/register/player.fcgi?id=sommer001sco

Robb Welch

In February of 2021, I decided to seek out an address for Robb Welch. I discovered that he was a civil engineer for a company in Michigan, so I sent him my card and the following letter.

Eight days later my card came back signed and he included some words of encouragement.

Robb signed a 1994 Signature Rookies Draft Picks card #75.

https://www.baseball-reference.com/register/player.fcgi?id=welch-004rob

Billy Jo Robidoux

My birthday is on January 13th, so I came up with another TTM challenge for myself. This one I called "The TTM Birthday Challenge." On January 6, 2021, one week before my birthday, I sent birthday cards to ten baseball players who also share my birthday.

Here is the birthday card that I sent to Billy Jo Robidoux.

23 days later, my card came back signed.

Billy Jo signed a 1990 Upper Deck card #782.

https://www.baseball-reference.com/players/r/robidbi01.shtml

Bryan Brown

On October 26, 2020, I came up with another TTM challenge for myself. This one I called "The Color Wheel Challenge." I sent cards to five random baseball players with colorful last names.

I found Bryan Brown's address on my own and sent him my card and a letter.

Fourteen days later my card came back signed.

Bryan signed a 1992 Classic Best Winter Haven Red Sox Team Set card #18.

https://www.baseball-reference.com/register/player.fcgi?id=brown-001bry

Dana Kiecker

In August of 2020, an autograph collector on Instagram posted a letter from Dana Kiecker about a scholarship fund that Mr. Kiecker and his wife had created. For a $1 donation, Dana would sign a card. I thought that sounded fair, so I wrote him a letter and sent my card along with a dollar bill.

Ten days later my card came back signed.

Dana signed a 1991 Upper Deck card #507.

https://www.baseball-reference.com/players/k/kieckda01.shtml

Mike McCarthy

I met him at Spectrum Field in Clearwater, Florida in 2020, when the Minnesota Twins, whom he was the AAA pitching coach for, came to play the Philadelphia Phillies in a spring training game.

Mike signed a 2014 Portland Sea Dogs Team Set card.

https://www.baseball-reference.com/register/player.fcgi?id=mccart003mic

Brett Netzer

I met him at Spectrum Field in Clearwater, Florida in 2020, when the Boston Red Sox came to play the Philadelphia Phillies in a spring training game.

Brett signed a 2017 Bowman Draft card #BD-31.

https://www.baseball-reference.com/register/player.fcgi?id=netzer000bre

Josh Ockimey

I met him at Spectrum Field in Clearwater, Florida in 2020, when the Boston Red Sox came to play the Philadelphia Phillies in a spring training game.

Josh signed a 2018 Topps Pro Debut card #3.

https://www.baseball-reference.com/register/player.fcgi?id=ockime000jos

Tanner Houck

I met him at Spectrum Field in Clearwater, Florida in 2020, when the Boston Red Sox came to play the Philadelphia Phillies in a spring training game.

Tanner signed a 2018 Topps Heritage Minor League card #19.

https://www.baseball-reference.com/players/h/houckta01.shtml

Dick Drago

I met him at the Tampa Bay Rays Fan Fest at Tropicana Field in St. Petersburg, Florida on February 8, 2020.

Dick signed a 1979 Topps card #12.

https://www.baseball-reference.com/players/d/dragodi01.shtml

Ivan Ochoa

I met him at a Minor League game at Spectrum Field in Clearwater, Florida in 2019, when the Charlotte Stone Crabs, whom he was a coach for, came to play the Clearwater Threshers.

Ivan signed a 2009 Pawtucket Red Sox Team Set card #24.

https://www.baseball-reference.com/players/o/ochoaiv01.shtml

Roger Clemens

I met him at a Minor League Dunedin Blue Jays game at Jack Russell Stadium in Clearwater, Florida in 2019.

He was there watching his son, Kacy whom I met a year earlier. The day before meeting Roger, I met one of his other sons, Kody.

Roger signed the cover of the July 1991 issue of Beckett Baseball Card Monthly.

https://www.baseball-reference.com/players/c/clemero02.shtml

Tyler Hill

I met him at a Minor League game at Spectrum Field in Clearwater, Florida in 2019, when the Tampa Tarpons came to play the Clearwater Threshers.

Tyler signed a 2018 Salem Red Sox Team Set card #09.

https://www.baseball-reference.com/register/player.fcgi?id=hill--001tyl

Joel Hanrahan

I met him at a Minor League spring training game at Paul Owens Training Facility at Carpenter Complex in Clearwater, Florida in 2019, when the Pittsburgh Pirates, whom he was a pitching coach for, came to play the Philadelphia Phillies.

Joel signed a 2014 Topps card #194.

https://www.baseball-reference.com/players/h/hanrajo01.shtml

Jalen Beeks

I met him at Spectrum Field in Clearwater, Florida in 2019, when the Tampa Bay Rays came to play the Philadelphia Phillies in a spring training game.

Jalen signed a 2018 International League Top Prospects card #05.

https://www.baseball-reference.com/players/b/beeksja02.shtml

Luis Rivera

I met him at Spectrum Field in Clearwater, Florida in 2019, when the Toronto Blue Jays, whom he was the third base coach for, came to play the Philadelphia Phillies in a spring training game.

Luis signed a 1991 Upper Deck card #182.

https://www.baseball-reference.com/players/r/riverlu01.shtml

Wily Mo Pena

I met him at the Tampa Bay Rays Fan Fest at Tropicana Field in St. Petersburg, Florida on February 9, 2019.

Wily signed a 2006 Topps Allen & Ginter's card #32.

https://www.baseball-reference.com/players/p/penawi01.shtml

Will Middlebrooks

I met him at Paul Owens Training Facility at Carpenter Complex, the Philadelphia Phillies spring training facility in Clearwater, Florida in 2018.

Will signed a 2015 Topps Heritage card #289.

https://www.baseball-reference.com/players/m/middlwi01.shtml

Joe DePastino

I met him at an extended spring training game at Paul Owens Training Facility at Carpenter Complex in Clearwater, Florida in 2018, when the Detroit Tigers, whom he was the catching coordinator for, came to play the Philadelphia Phillies.

Joe signed a 1998 Bowman Chrome card #375.

https://www.baseball-reference.com/players/d/depasjo01.shtml