Neither do IShade said:Note: I don't have the VCS, so I have no idea.)
Land linnorms are born able to cast transmute rock to mud and mud to rock each once a day. In addition, they gain other powers as they age, each usable three times a day: young--invisibility; young adult--dig; mature adult--polymorph self; very old--stone shape; wyrm--conjure earth elemental; great wyrm--earthquake.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.