HMS Hydra (A144) the first commission of HMS "Hydra". She was decommissioned and sold to the Indonesian Navy in 1986 and renamed KRI "Dewa Kembar" (Pennant Number 932); she was still in service in 2006. There have been eight ships of the name in the Royal Navy, named for the Hydra of Greek Mythology, a serpent with many heads (though nine is generally accepted as standard), the centre one of which was immortal. The monster was overcome and slain by Hercules. The ship's badge of HMS "Hydra" depicts the monster with seven heads. The ship's motto was "Ut Herculis Perseverantia" ("Like Hercules Persevere").
Monster Mythology be found by player characters, or become enamored with a mortal character. This short appendix gives references where a Dungeon Master may find 2nd edition "Advanced Dungeons & Dragons" details on the deities of specific game worlds, such as the Forgotten Realms, Greyhawk, Dragonlance, and Dark Sun. Monster Mythology Monster Mythology is a sourcebook for the second edition of the "Dungeons & Dragons" roleplaying game. Released by TSR in 1992 and written by Carl Sargent, with interior illustrations by Terry Dykstra, John and Laura Lakey, and Keith Parkinson, "Monster Mythology" was released as a companion volume for "Legends & Lore".