Might Crystals are some of the most important collectibles in The Legend of Zelda: Echoes of Wisdom. Spread throughout the Kingdom of Hyrule, these incredibly useful items are used to upgrade Swordfighter Form at Lueberry's House. This includes not only the Sword of Might, but the Bow and Bombs as well. There are several methods of acquiring Might Crystals, with many coming automatically after important story beats. This guide will show you how to find all 150 Might Crystal locations in The Legend of Zelda: Echoes of Wisdom.