Possible Clues:

• Some AL batters
• A.L. stand-ins
• They're all hit and no field, for short
• N.L. teams usually don't use them
• AL stand-ins
• Some batters, for short
• Batters who don't play the field, briefly
• Universal MLB positions since 2022
• Some AL players, but not NL players
• Nonfielding A.L. players