The Master of Ships contributes 1 additional STR to its bearer's total during any Military challenge in which he or she controls a participating character.
Supported by Master of Coin
Supports: Master of Whispers
Rivals: Master of Laws, Hand of the King
Raise the claim value on your revealed plot card by 1 during challenges in which you are attacking a rival.
"He is well suited to the office. He has spent half his life on ships." Cersei Lannister
Core Set #207.