Transcendentsaid: Priest in Peril has not been removed, it would be listed under member quests. Make sure you don't have a box checked which might hide the quest name.
Priest in Peril became f2p more than a year ago. If you completed it it might have gotten lost in all the green of the f2p part of the list. Or it's hidden by one of the many settings.The RS Wiki needs a hand, and Bwian's will gladly take the rest of your body!
In the beginning the Universe was created.
This has made a lot of people very angry and been widely regarded as a bad move.
According to your runemetrics you completed "priest in peril" already. The runemetrics list is in alphabetical order. It's right after pirate's treasure and before Rune mysteries.~Tranq~
Reaping another soul from the ambient mortality