|Release date||14 February 2012 (Update)|
|Alchemy||Cannot be alchemised|
|Store price||Not sold|
|Examine||This crystal will increase your Magic prowess, but decreases Defence, Strength and Ranged. Lasts for 3.5 minutes.|
The Magic crystal is a type of lava crystal that spawns throughout the Fight Kiln minigame after completing waves 5, 17, and 29. It can only be used in this minigame and disappears after leaving. This crystal boosts your Magic level to and maintains it at 150% of its unboosted value while lowering your Ranged, Strength, and Defence levels to and mainting them at 50% of their unboosted values for 3.5 minutes before running out.