The new tradition of "MLB Player's Weekend" has been a fun way for players to express themselves. This year the MLB will celebrate Player's Weekend from August 23 - 25. Below are the nicknames we know for the Yankees and Mets.

YANKEES
Miguel Andujar: "PAPÁ"
Dellin Betances: "DELLIN JAY"
Zack Britton: "WITH A K"
Luis Cessa: "KIKÉ"
Aroldis Chapman: "THE MISSILE"
Nestor Cortes Jr.: "HIALEAH KID"
Jacoby Ellsbury: "CHIEF"
Edwin Encarnacion: "RIVERA"
Mike Ford: "FORD"
Brett Gardner: "GARDNER"
Domingo German: "SUNDAY"
Chad Green: "GREENY"
Didi Gregorius: "SIR MJG"
J.A. Happ: "JDOT ADOT"
Aaron Hicks: "HICKSIE"
Kyle Higashioka: "HIGGY"
Jonathan Holder: "JOHNNY"
Aaron Judge: "BAJ"
Tommy Kahnle: "KING KAHN"
DJ LeMahieu: "BIG FUNDY"
Cameron Maybin: "SLIM"
Adam Ottavino: "BROOKLYN"
James Paxton: "BIG MAPLE"
Austin Romine: "RO"
CC Sabathia: "DUB"
Gary Sanchez: "KRAKEN"
Luis Severino: "PEÑA"
Giancarlo Stanton: "PARMIGIANCARLO"
Masahiro Tanaka: "MA-KUN"
Stephen Tarpley: "TARP"
Mike Tauchman: "TAUCH"
Gleyber Torres: "DE CARACAS"
Gio Urshela: "GIO"
Breyvic Valera: "BV"

METS
Pete Alonso: "POLAR BEAR"
Aaron Altherr: "A-A-RON"
Luis Avilan: "AVI"
Robinson Cano: "NOLO"
Yoenis Cespedes: "LA POTENCIA"
Michael Conforto: "FORTO"
J.D. Davis: "DIZZLE"
Jacob deGrom: "deGROM"
Edwin Diaz: "SUGAR"
Jeurys Familia: "YAGUATE"
Todd Frazier: "TODDFATHER"
Robert Gsellman: "G"
Luis Guillorme: "LUISMI"
Donnie Hart: "D.HART"
Adeiny Hechavarria: "LA PANTERA UUFF"
Juan Lagares: "JUAN JR"
Walter Lockett: "(LOCK EMOJI)"
Seth Lugo: "QUARTERRICAN"
Steven Matz: "MATZY"
Chris Mazza: "MAZZ"
Jeff McNeil: "FLYING SQUIRREL"
Tomas Nido: "NEEDZ"
Brandon Nimmo: "TATER"
Wilson Ramos: "BUFFALO"
Amed Rosario: "ROSIE"
Dominic Smith: "SUG"
Marcus Stroman: "HDMH"
Zack Wheeler: "WHEELS"
Justin Wilson: "J WILLY"

You can find the rest of the MLB nicknames HERE.