It is the only rare gem that only needs low costing equipment to make it. Forging three rare defense gems together produces a Rare XP Gem which grants 1,000 xp on every hit. It grants defense to all elements in the game (prism defense) and sells for 20,000.
The Rare Defense Gem, previously known as the Rainbow Defense Gem, is a diamond gem created by fusing all eight elemental defense gems together in the proper order (1. It is difficult to craft, hence its name. The Rare Defense Gem is a diamond-shaped gem that provides defense to every elemental attack in the game.
