A simple game of combat in the age of sail. Each player command from 1 to 4 ships against one or more adversaries. Each box of HoO, or H2O tis italian nickname, includes 16 resin hexes 4' side to side that can be moved during the game to avoid players to play on the edge of the world and 2 copies of the 74 guns Castiglione, the first 74 guns of the Kingdom of Italy. Starting rules are three pages long and the complete ones can be freely downloaded from camelot website but only if you want to use them for the H2O game and includes winds, different ammo, better rules for boarding parties, enfilade fire, critical hits, sand bar, reef, different class of ships and much more.