If you’re wondering how to get Rainbow Crystal Ore in The Forge, this guide should help! There are plenty of rare crystal ores in The Forge. There’s the Galaxite Ore, which is of the Divine rarity.

## How to Get Rainbow Crystal Ore in The Forge

The only way to get Rainbow Crystal ore in The Forge is by mining in the **Goblin Cave**! This cave is a secret location within the **Forbidden Kingdom**. In this unique cave, there are various crystals to break in return for different coloured crystal ores. For the Rainbow Crystal, you need to break:

– **Cyan Crystals**
– **Light Crystals**
– **Earth Crystals**
– **Crimson Crystals**

The Rainbow Crystal is of the **Legendary** rarity and is the second rarest ore to collect in the Goblin Cave. With a **1 in 5,000 chance** of dropping when breaking the cave’s crystals, it takes a powerful pickaxe to do so. The next rarest ore in this location has a 1 in 100,000 chance and is the Arcane Crystal.

### About Rainbow Crystal Ore

As mentioned, this is a Legendary rarity ore with a 1 in 5,000 chance of dropping. But what else? When used in forging, it provides a **5.25x multiplier,** but it **doesn’t apply any traits.** If you choose to sell the ore without using it, you get **78.75 Gold** in return.

### Is the Rainbow Crystal Ore Worth it?

Even with no traits, the Rainbow Crystal ore has one of the **best** multipliers in the game. It has the second-best multiplier in the Goblin Cave and is only beaten out by two other ores in the Forbidden Kingdom index.

So, to answer the question, yes, it’s worth collecting and forging with. If you need to top up the multiplier when forging a piece of armor or a weapon, you can add the Rainbow Crystal ore to provide a boost!

### Frequently Asked Questions

#### How to Unlock the Goblin Cave in The Forge

The Goblin Cave is one of the most difficult locations to unlock in the game. This is because you need a ton of **Gold** and a bunch of rare **ores** to do so.

To start, you need to pick up a quest from the **Goblin King NPC** in the **Forgotten Kingdom**. This first quest is the beginning of the Goblin King’s questline, which includes five quests in total:

– **Quest 1**
– Asks for **5K Gold**

– **Quest 2**
– Asks for **10K Gold** and **3x Topaz**

– **Quest 3**
– Asks for **15K Gold** and **5x Diamond**

– **Quest 4**
– Asks for **20K Gold** and **5x Emerald**

– **Quest 5**
– Asks for **25K Gold** and **5x Ruby**

After completing all five quests, the Goblin King rewards you with a **key,** which you can use to unlock the door to the Goblin Cave.

#### How to Get the Required Ores For the Goblin King

The **required ores** are all obtainable in the Forgotten Kingdom. They range from **Rare** to **Epic** in terms of their rarity.

– **Topaz**
– From Volcanic Rock, Basalt Veins, and Basalt Cores
– 1 in 143 chance

– **Diamond**
– From Basalt Veins and Basalt Cores
– 1 in 192 chance

– **Emerald**
– From Basalt Veins and Basalt Cores
– 1 in 363 chance

– **Ruby**
– From Basalt Veins
– 1 in 487 chance

#### Where is the Goblin Cave Located?

To find the Goblin Cave, you need to teleport to the **Forbidden Kingdom**. From the **spawn** point, follow the path **towards the forge** in the distance, and then **turn left**.

Head past the **Enhancer** and **Runemaker** shops and continue until you see two **Goblins** holding **axes.** Despite looking like they’re blocking the path, you can walk through. The **Goblin King** is ahead, whom you can speak with to unlock the quest.

#### How to Get to the Forbidden Kingdom

The **Portal** is a required item when getting to the Forbidden Kingdom. To get this item, you need to complete all of the **quests** from **Sensei Moro** in **Stonewake’s Cross**, as well as **reach level 10**.

You’ll easily reach this level by working through all the tutorial quests and those you