Sid Meier's Pirates Codes -

Invincible during duels:
Enter Dragon Ma as a case-sensitive player name.

Invincible during ship battles:
Enter Bloody Bones Baz as a case-sensitive player name.

Begin with the ship of the line and full crew:
Enter D.Gackey as a case-sensitive player name.

Crew is always at highest morale:
Enter B.Caudizzle as a case-sensitive player name.

Food never decreases:
Enter Sweet Tooth as a case-sensitive player name.

Jeff Briggs as Abbott:
Enter Firaxis as a case-sensitive player name.

Snappy dresser:
Enter Bonus Frag as a case-sensitive player name to wear a puffy shirt, dancing slippers, and feathered hat.