2001 · ソースブック（プレイを拡張するルール／オプション）

Broadsides!: Naval Adventuring

This d20 supplement expands fantasy campaigns with adventures above and below the waves. It provides tactical rules for ship-to-ship combat, systems for extended voyages ranging from day-by-day travel to a single roll, and guidance for naval encounters. The book adds feats, skills, prestige classes, spells, rituals, NPCs, random encounters, monsters, magic items, and other material for running ocean-borne adventures involving storms, rival ships, pirates, and maritime exploration.