Myths and legendary tales from around the world are packed with gigantic rivalries; gods, monsters and giants compete for supremacy over the land, the creatures within and the universe beyond. Zeus clashes with the all-powerful Typhon, Odin is destined to face the great wolf Fenrir during Ragnarok. And yet monsters such as the Minotaur, and giants of all kinds, dragons even, are monsters only to those too fearful to understand them, while others such as the Sirens, or the weird sisters, are malevolent without remorse.