Here is the full list of all 19 R.B.I. Baseball 18 trophies - there are 17 bronze and 2 silver.
Complete all gameplay tutorials
Win the World Series (Franchise Mode only - no simmed games during season)
Rob a home run -- any mode
Win the HR Derby against CPU - Official settings only
Win a game on a Suicide Squeeze (runner leaves 3rd before contact on a bunt) vs CPU or Ranked Match
Tag a runner out in rundown using pump fake (Online Ranked Match only)
Win an Online Ranked Match
Complete full season in Franchise Mode
Win a Complete Game with a single Legend Pitcher (9-inning game)
Hit a grand slam with a Legend player
Score an RBI on a walk vs CPU or Ranked Match
Turn double play on a comebacker to pitcher vs CPU or Ranked Match
Hit 1000 RBIs (any mode)
Score a run after tagging up on fly ball vs CPU or Ranked Match
Beat the 2017 HR leader: 60 Home Runs in a season with a single player
Beat the 2017 Stolen Base leader: 61 Stolen Bases in a season with a single player
Beat the 2017 Wins leader: 19 Wins in a season with a single pitcher
Complete Trade with CPU in Franchise Mode
Hit back to back to back home runs in Derby