Steel key purple is a key and reward from the Shades of Mort'ton minigame. To obtain it, the player must kill a riyl shade and then burn its remains on a pyre. This key cannot be obtained as a reward from a phrin shade . The key may be used to enter the Shade Catacombs and then open the correctly coloured chest. It will open a steel-framed chest with a purple lock. This type of key can only be used to open doors up to steel within the tombs.
Item Quantity Rarity GE market price Studded chaps 1 Uncommon 290 Steel chainbody 1 Uncommon 242 Steel kiteshield 1 Uncommon 298 Black med helm 1 Uncommon 352 Mithril med helm 1 Rare 297
Item Quantity Rarity GE market price Steel warhammer 1 Uncommon 168 Steel battleaxe 1 Uncommon 175 Black warhammer 1 Uncommon 393 Black scimitar 1 Uncommon 1,613 Black sword 1 Uncommon 316 Black longsword 1 Uncommon 424 Black spear 1 Uncommon 174 Mithril mace 1 Uncommon 147 Mithril spear 1 Uncommon 294 Mithril sword 1 Uncommon 295 Adamant dagger 1 Uncommon 313 Steel 2h sword 1 Rare 379
Item Quantity Rarity GE market price Coins 1–700 Common  Not sold Swamp paste 15–30 Common  1,110–2,220 Flamtaer bag 1 Uncommon Not sold Willow logs 10 Uncommon 120 Fine cloth 1 Rare 3,032 Adamantite bar 1–3 Rare 2,095–6,285 Clue scroll (medium) 1 Rare Not sold
- ↑ May be received in addition to any of the other rewards
- ↑ May be received from the bottom of the chest after the initial reward of treasure and/or coins