Ascension Keystone Quartus

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Ascension Keystone Quartus detail.png

The Ascension Keystone Quartus is a rare drop from the slayer monsters in the Monastery of Ascension. It is required to unlock the door to Legio Quartus's lair, so you or your slayer partner must have one before entering.

Drop sources[edit | edit source]

For an exhaustive list of all known sources for this item, see here.
  1. ^ a b c d e f g h i j There is further information on this drop; see the associated page for details.

Update history[edit | edit source]

This information has been compiled as part of the update history project. Some updates may not be included - see here for how to help out!
  • patch 28 January 2019 (Update):
    • Increased the Grand Exchange buy limit from 100 to 300.
  • hotfix 4 June 2013 (Update):
    • Using an Ascension keystone on a door will now consistently spawn the correct boss.