What is the muddy key for in RuneScape?

The Muddy Key opens the Muddy Chest inside the Lava Maze.

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Chest Location: - In the center of the Maze.

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Chest Loot: -

- Uncut ruby

- Mithril bar

- Mithril dagger

- Anchovy Pizza

- 2 law runes

- 2 death runes

- 10 chaos runes

- 50 coins

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Other Info: -

The keys are dropped by Chaos Dwarves, It is wise to take 6 keys and slashing weapon to reach the chest and get one's inventory full.