The Legend of Zelda: Skyward Sword and The Legend of Zelda: Breath of the Wild both have some type of upgrade or crafting system, but each works quite differently. Tapping into some RPG and scavenging elements, Skyward Sword allows players to upgrade their tools using materials from throughout the world. The player can upgrade their shields, in addition to gear and key items. Each of the three base shields (Wooden, Iron, and Sacred) can be upgraded two times. The upgrades…