There are many masks in RuneScape:
Armour
- Ancient ceremonial mask - the headgear of the ancient ceremonial robes set
- Black mask - an item which gives melee bonuses against Slayer monsters or monsters assigned as Slayer tasks
- Facemask - a piece of protective Slayer equipment
- Masked earmuffs - Slayer item created by combining a facemask and Earmuffs
- Sirenic mask - the headgear of the sirenic armour set
- Tectonic mask - the headgear of the tectonic armour set
- Tribal masks (also known as broodoo masks) - a set of three masks dropped by the three types of broodoo victims during the Tai Bwo Wannai Cleanup minigame
- Virtus mask - the headgear of the Virtus equipment set
Events
- Buskin mask - obtained as a reward from Deathcon II
- Butterfly mask - given out during the Tribute to Guthix event
- Egg on face mask - a reward from the 2012 Easter Event
- Halloween masks - a set of discontinued holiday items dropped during the 2002 Halloween event
- Jack lantern mask - a discontinued holiday item which could have been earned as a reward during the 2006 Halloween event
- Skeleton mask - a reward from the 2006 Hallowe'en event
- Skull mask - a reward for the temporary holiday event Festival of the Dead
- Sock mask - obtained as a reward from Deathcon II
Iffie
These cosmetic masks can be purchased from Iffie at Iffie's Random Costume Shop in Varrock.
Minigames/activities
- Black ibis mask - a reward from the Pyramid Plunder minigame
- Factory mask - a reward from the Flash Powder Factory minigame
- Gorilla mask - a reward from The Pit Distraction and Diversion
- Rogue mask - a mask which is a piece of the set of Rogue equipment which may be obtained as a rare drop from the Flash Powder Factory minigame
- Witchdoctor mask - obtained from Herblore Habitat
Quests
- Apmeken mask - a hidden reward obtainable after the Diamond in the Rough quest
- Camel mask - a quest item obtained during the Enakhra's Lament quest
- Gas mask - a quest item obtained during the Plague City quest
- Mask of Sliske, Light - a quest item and reward from Missing, Presumed Death
- Mask of Sliske, Shadow - a quest item and reward from Missing, Presumed Death
- Scabaras mask - a hidden reward obtainable after the Diamond in the Rough quest
- Surgical mask - a quest item used during A Clockwork Syringe
Solomon's General Store
- Revolutionary Mask
- Werewolf mask - part of the Werewolf outfit purchasable with Loyalty Points
Squeal of Fortune
- Botanist's mask - a mask that gives a 1% boost to Herblore
- Fish mask - cosmetic mask in the shape of a fish
- Ghoulish mask - cosmetic mask available during the 2012 Hallowe'en event. Can transform a player into a ghost
- Luchador masks, - cosmetic masks available in celebration of Cinco de Mayo
- Slayer masks - masks designed for use when fighting certain slayer creatures
- Starved mask of Amascut - chance of giving a one time Slayer xp bonus
- Tormented mask of Icthlarin - chance of giving a one time Prayer xp bonus
Treasure Trails
- Animal masks - a selection of cosmetic masks in the shape of various creatures
- Highwayman mask - a semi-rare cosmetic mask
Other
- Book of Faces - cosmetic override available free through the Customisation interface
- Ice mask - a cosmetic mask obtained by purchasing a subscription package
- Mask of Dragith Nurn - a mask available by combining parts found in the Lumbridge Catacombs
- Scarecrow mask - a cosmetic mask obtained by redeeming a red membership card
- Sinister clown face - a cosmetic mask available through joining the Premier Club
- Tuska mask - a cosmetic mask created by combining parts dropped by an Airut