Swashbuckler

You have learned the ways of the sea, sword, and sailing swashbuckling serenading savvy. You gain the following benefits:

• You can increase your Charisma or Dexterity score by one, up to a maximum of 20.
• You gain proficiency with Cartographer's Tools. If you already have proficiency, instead gain twice proficiency. You add double your proficiency bonus to checks you make with Cartographer's Tools.
• While on a sea-fairing or sailing vessel, and are inebriated you gain a +1 to Charisma and "learn" how to play any instrument or sing for the duration.

In combat/initiative:

• While in combat on a sea-fairing or sailing vessel in rough and storming waters(causing difficult terrain), movement while using the Dash action is not halved.