Half moon key | OSRS Index

Half moon key



Released							30 June 2026 (Update)
Members							Yes
Quest item							The Blood Moon Rises

Properties

Tradeable							No
Bankable							No
Equipable							No
Stackable							No
Noteable							No
Options							Destroy
Destroy							You might be able to find another within Castle Drakan.
Examine							An old key with the symbol of a half moon on it.

Values

Value							30 coins
Alchemy							Not alchemisable
Weight							0.02 kg

Advanced data

Item ID							33725
Link							MOID

The half moon key is an item obtained during The Blood Moon Rises, used to open half moon doors during the escape from the Castle Drakan of Vampyrium. It is found by searching the throne after correctly switching the 4 levers in the south east of the ground floor.

Gallery

Concept art of the various puzzle elements during the castle escape, by Mod Jerv.

The Blood Moon Rises

NPCs

	Sarius Guile Lowerniel Drakan Vanescula Drakan Safalaan Hallow Alexei Jovkai Mischa Myrmel Slave Nylocas Queen Wyrd
Allies	Ivan Strom Veliaf Hurtz Drezel Efaritay Hallow Aranei Sarei Sugadinti Vitur

Items

Paterdomus texts

Vampyrium supplies

Castle Drakan escape

Keys

Crescent moon key

New moon key

	Broken pipe Sharp knife Sink plug Tongs Venator stomach
Syringe	Needle Barrel Plunger Empty Full
Weapons	Battleaxe Mace Spear Sword
Crest	Left half Right half Full

Gilded key

Ornate items	Hourglass Knife Skull
Fancy gem puzzle	Ancestral dagger Grid note Mysterious book Lockbox Fancy gem Fancy gem

Full moon key

Solid key

	Ancient symbol Ancient shield Shield with symbol
Basin puzzle potions	Cold bluish-white Cloudy grey Thick red Weightless black

Refiner puzzle

Sangvesti escape

	Crank wheel Dusty book Bolt cutters Old cog
Keys	Vitur Myrmel ^{(loop half • tooth half)} Shadum Trapdoor Jovkai

Sotfa Forest escape

	Dead blood serpent Serpent rope Tick
Texts	Tattered journal Rotten diary

Sugadinti's Hideout

	Amitire leaves Amitire stew Blisterwood stake Silvthrill ballista Silvthrill javelin Healing potion
Hallowed flail	Hallowed marks Diamond sickle (b) ^(enchanted) Blisterwood sickle (e) Hallowed flail

Locations

Music

Scenery

Keys

Boss keys

Brittle
Dark totem
- Base
- Middle
- Top
Ecumenical
- Shard
Frozen
- Armadyl
- Bandos
- Saradomin
- Zamorak
Giant
Mossy

Loot keys

H.A.M. keys

PvP keys

Shade keys

Bronze	Red Brown Crimson Black Purple
Steel	Red Brown Crimson Black Purple
Black	Red Brown Crimson Black Purple
Silver	Red Brown Crimson Black Purple
Gold	Red Brown Crimson Black Purple

Quest keys

	Small Ancestral Battered Bone Bronze (Recruitment Drive) Bronze (Prince Ali Rescue) Chest (Digsite) Chest (Hazeel Cult) Chest (Pirate's Treasure) Crypt Enchanted Glough's Goblin kitchen Grubby Icy Key (Biohazard) Key (Elemental Workshop II) Key (Ernest the Chicken) Key (Olaf's Quest) Key (The Lost Tribe) Keys Khazard cell Lighthouse New Ogre gate Rusty Shiny Staircase Storeroom (Eadgar's Ruse) Storeroom (Ethically Acquired Antiquities) Tarnished Temple library Toban's Tower Warm Weapon store
A Kingdom Divided	Bluish Cold Damp
The Blood Moon Rises	Crescent moon Full moon Gibbous moon Gilded Half moon Jovkai Myrmel Tooth Loop New moon Shadum Solid Trapdoor Vitur
Creature of Fenkenstrain	Cavern Shed Tower
The Curse of Arrav	Base Mastaba
Darkness of Hallowvale	Door Large ornate
Demon Slayer	Captain Rovin Sir Prysin Wizard Traiborn
Desert Treasure II	Diamond Emerald Odd Ruby Sapphire Shadow Blue Green Red White Slimy Temple
Dragon Slayer I	Blue Green Magenta Maze Orange Red Yellow
Dragon Slayer II	Ancient Dragon Karamja Kourend Morytania Ungael
Fremennik Trials	Frozen Seer's
The Final Dawn	Forebearer Janus Key
Ghosts Ahoy	Bone Chest
The Golem	Display cabinet Strange implement
Haunted Mine	Crystal-mine Zealot's
Heroes' Quest	Grip's keyring Miscellaneous
Land of the Goblins	Ekeleshuun Horogothgar Huzamogaarb Narogoshuun Saragorgak Yurkolgokh
Misthalin Mystery	Emerald Manor Ruby Sapphire
Monkey Madness II	Bronze Combat damaged Combat scratched
Path of Glouphrie	Chest Strongroom
Priest in Peril	Golden Iron
Tourist Trap	Bedabin Cell door Metal Wrought iron
Troll Stronghold	Cell key 1 Cell key 2 Prison
While Guthix Sleeps	Cell Ruby
Witch's House	Door Key

Sailing

Barracuda Trials	Fetid Serrated Stormy
Lost schematics	Buccaneers' Haven Charred Island Drumstick Isle Isle of Bones Laguna Aurorae Minotaurs' Rest Onyx Crest Pandemonium Tear of the Soul Ynysdail
Other	Charred

Miscellaneous

Peripherals

Key rings	Steel key ring
Lockpicks	Hair clip Desert Treasure II Lockpick Desert Treasure II Strange old lockpick

Unobtainable

Discontinued	Bakery storage Crypt Shortcut Useless Vault
Unreleased	Combat scarred Coral Dragon (cutscene) Dragonstone Key master's Onyx Phoenix hq Worn

Source site	Old School RuneScape Wiki
Canonical source	Half moon key
Content license	CC BY-NC-SA 3.0
License status	declared
Picture	Half moon key · file details