On the back of your card

Match the last three digits: 349.

What it is
Global Game Medallion cards and their autograph/colour versions
Confirmed by
One source (tcdb.com)

Global Game Medallion Cards (50 cards)

#PlayerTeam
GGM-ABAlex BregmanHouston Astros
GGM-ACAroldis ChapmanNew York Yankees
GGM-AJAaron JudgeNew York Yankees
GGM-APAlbert PujolsAngels
GGM-AVAlex VerdugoLos Angeles Dodgers
GGM-BHBryce HarperPhiladelphia Phillies
GGM-BPBuster PoseySan Francisco Giants
GGM-CBCody BellingerLos Angeles Dodgers
GGM-CCCarlos CorreaHouston Astros
GGM-CKClayton KershawLos Angeles Dodgers
GGM-CYChristian YelichMilwaukee Brewers
GGM-DGDidi GregoriusNew York Yankees
GGM-DODavid OrtizBoston Red Sox
GGM-EJEloy JimenezChicago White Sox
GGM-FFFreddie FreemanAtlanta Braves
GGM-FLFrancisco LindorCleveland Indians
GGM-GSGary SanchezNew York Yankees
GGM-GTGleyber TorresNew York Yankees
GGM-HMHideki MatsuiNew York Yankees
GGM-IIchiroSeattle Mariners
GGM-JAJose AltuveHouston Astros
GGM-JBJavier BaezChicago Cubs
GGM-JSJuan SotoWashington Nationals
GGM-JTJameson TaillonPittsburgh Pirates
GGM-JUJulio UriasLos Angeles Dodgers
GGM-JVJoey VottoCincinnati Reds
GGM-KBKris BryantChicago Cubs
GGM-KDKhris DavisOakland Athletics
GGM-KGKen Griffey Jr.Seattle Mariners
GGM-LULuis UriasSan Diego Padres
GGM-MAMasahiro TanakaNew York Yankees
GGM-MBMookie BettsBoston Red Sox
GGM-MCMiguel CabreraDetroit Tigers
GGM-MMManny MachadoSan Diego Padres
GGM-MTMike TroutAngels
GGM-OAOzzie AlbiesAtlanta Braves
GGM-RARonald Acuña Jr.Atlanta Braves
GGM-RCRoberto ClementePittsburgh Pirates
GGM-RDRafael DeversBoston Red Sox
GGM-RORobinson CanoNew York Mets
GGM-SOShohei OhtaniAngels
GGM-VGVladimir Guerrero Jr.Toronto Blue Jays
GGM-WCWillson ContrerasChicago Cubs
GGM-XBXander BogaertsBoston Red Sox
GGM-YAYordan AlvarezHouston Astros
GGM-YDYu DarvishChicago Cubs
GGM-YGYasmani GrandalMilwaukee Brewers
GGM-YMYadier MolinaSt. Louis Cardinals
GGM-YOYoan MoncadaChicago White Sox
GGM-YPYasiel PuigCleveland Indians

Global Game Medallion Cards Autograph Parallel (29 cards)

#PlayerTeam
GGMA-AJAaron JudgeNew York Yankees
GGMA-AVAlex VerdugoLos Angeles Dodgers
GGMA-CKClayton KershawLos Angeles Dodgers
GGMA-CYChristian YelichMilwaukee Brewers
GGMA-DGDidi GregoriusNew York Yankees
GGMA-EJEloy JimenezChicago White Sox
GGMA-GSGary SanchezNew York Yankees
GGMA-GTGleyber TorresNew York Yankees
GGMA-HMHideki MatsuiNew York Yankees
GGMA-IIchiroSeattle Mariners
GGMA-JAJose AltuveHouston Astros
GGMA-JSJuan SotoWashington Nationals
GGMA-JUJulio UriasLos Angeles Dodgers
GGMA-JVJoey VottoCincinnati Reds
GGMA-KBKris BryantChicago Cubs
GGMA-KGKen Griffey Jr.Seattle Mariners
GGMA-LULuis UriasSan Diego Padres
GGMA-MCMiguel CabreraDetroit Tigers
GGMA-MMManny MachadoSan Diego Padres
GGMA-MTMike TroutAngels
GGMA-OAOzzie AlbiesAtlanta Braves
GGMA-RARonald Acuña Jr.Atlanta Braves
GGMA-RDRafael DeversBoston Red Sox
GGMA-SOShohei OhtaniAngels
GGMA-VGVladimir Guerrero Jr.Toronto Blue Jays
GGMA-WCWillson ContrerasChicago Cubs
GGMA-XBXander BogaertsBoston Red Sox
GGMA-YAYordan Alvarez RCHouston Astros
GGMA-YGYasmani GrandalMilwaukee Brewers

Search eBay for 2020 Topps Series 1 Global Game Medallion cards and their autograph/colour versions

Where this code comes from

Hobby and Hobby Jumbo exclusive. Hobby 1:2,213; Jumbo 1:33.

  • tcdb.com: “Series One Hobby box and Hobby Jumbo box exclusive. Inserted 1:2,213 Hobby packs and 1:33 Jumbo packs. Cards have production code #CMP037349 on the back bottom right and are approximately 126 points thick.”

Other codes in 2020 Topps Series 1