Roster Position Details Done 
Pos What it Means Who is Eligible
1B First Base Only first basemen
2B Second Base Only second basemen
3B Third Base Only third basemen
SS Shortstop Only Shortstops
C Catcher Only catchers
CI Corner Infield Any first or third baseman
MI Middle Infield Any second baseman or shortstop
IF Infield Any infielder
LF Left Field Only left fielders
CF Center Field Only center fielders
RF Right Field Only right fielders
OF Outfield Any left, center or right fielder
Util Utility Any non-pitcher
SP Starting Pitcher Only starting pitchers
RP Relief Pitcher Only relief pitchers
P Pitcher Any starting or relief pitcher
BN Bench Any player
DL Disabled List Any player on real-life DL
Done