|Release||14 February 2012 (Update)|
|Examine||This crystal will increase your Constitution. Lasts for 3.5 minutes.|
The Crystal (constitution) is a type of lava crystal that spawns throughout the Fight Kiln minigame after completing waves 11, 23, and 35. It can only be used in this minigame and disappears after leaving. This crystal boosts your life points by 50% (rounded down to the nearest hundred) for 3.5 minutes until it wears off.
|Item quantity required||1|
|Base junk chance||98.9%|