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Old School RuneScape icon

Released 23 October 2002 (Update)
Race Human
Quest NPC Biohazard
Location Varrock
Shop No
Skill requirement No
Quest requirement Biohazard
Pay-to-play Yes
Gender Male
Examine He's not that ill
Notable features Unknown edit

Guidor is an NPC that can be found in southeastern Varrock. He tests the plague sample for you during the Biohazard quest. He has a wife whose also featured in the quest. Being a religious person she will only let a priest, or a player dressed as one with a Priest robe and Priest gown, in through the door to cure Guidor in the Biohazard quest.


This article on a non-player character has an associated dialogue page.


  • Guidor resides behind a door which is locked
    • Players who have not started or completed the Biohazard quest will receive no message when attempting to open the door, other than that it is locked
  • For players who have started or completed the Biohazard quest, attempting to enter Guidor's room without being dressed as a priest receive the message: guildors[sic] wife refuses to let you enter
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