Possible Clues:

• Bringer of good luck
• To mother, Northerner could bring luck
• Thing believed to bring good luck to its owner or team
• Team good luck bringer
• Many a Northerner exhibits charm
• Animal on the field, perhaps
• The Phillies Phanatic, e.g.
• Thing believed to bring good luck, perhaps to team
• Married a Northerner, lucky thing!
• Good luck token