AMERICAN LEAGUE:
C: Salvador Perez, Royals (seventh appearance)
1B: Vladimir Guerrero Jr., Blue Jays (first appearance)
2B: Marcus Semien, Blue Jays (first appearance)
3B: Rafael Devers, Red Sox (first appearance)
SS: Xander Bogaerts, Red Sox (third appearance)
OF: Mike Trout, Angels (ninth appearance)
OF: Aaron Judge, Yankees (third appearance)
OF: Teoscar Hernandez, Blue Jays (first appearance)
DH: Shohei Ohtani, Angels (first appearance)
NATIONAL LEAGUE
C Buster Posey, Giants (seventh appearance)
1B Freddie Freeman, Braves (fifth appearance)
2B Adam Frazier, Pirates (first appearance)
3B Nolan Arenado, Cardinals (sixth appearance)
SS Fernando Tatis Jr., Padres (first appearance)
OF Ronald Acuña Jr., Braves (second appearance)
OF Nick Castellanos, Reds (first appearance)
OF Jesse Winker, Reds (first appearance)
As an aside, I still wish that they would go back to let the players, managers and coaches pick the starters. I used to always look forward in seeing who they felt were the best players at each position.
C: Salvador Perez, Royals (seventh appearance)
1B: Vladimir Guerrero Jr., Blue Jays (first appearance)
2B: Marcus Semien, Blue Jays (first appearance)
3B: Rafael Devers, Red Sox (first appearance)
SS: Xander Bogaerts, Red Sox (third appearance)
OF: Mike Trout, Angels (ninth appearance)
OF: Aaron Judge, Yankees (third appearance)
OF: Teoscar Hernandez, Blue Jays (first appearance)
DH: Shohei Ohtani, Angels (first appearance)
NATIONAL LEAGUE
C Buster Posey, Giants (seventh appearance)
1B Freddie Freeman, Braves (fifth appearance)
2B Adam Frazier, Pirates (first appearance)
3B Nolan Arenado, Cardinals (sixth appearance)
SS Fernando Tatis Jr., Padres (first appearance)
OF Ronald Acuña Jr., Braves (second appearance)
OF Nick Castellanos, Reds (first appearance)
OF Jesse Winker, Reds (first appearance)
As an aside, I still wish that they would go back to let the players, managers and coaches pick the starters. I used to always look forward in seeing who they felt were the best players at each position.