The dust battlestaff is a magical staff that requires 30 Attack and 30 Magic. When equipped the staff provides an infinite amount of air and earth runes.
The staff is dropped by superior slayer monsters and dust devils. Players can give 40,000 coins to Thormac, after the completion of the Scorpion Catcher quest, to upgrade the staff to a Mystic dust staff.
Dropping monsters[]
The drop rate of the dust battlestaff from a superior monster is determined by the Slayer requirement in order to slay it. The exact formula is
An exception to this is the Choke devil, since it has the dust battlestaff on both its standard and unique drop tables, therefore being more common than the formula suggests.
Monster Combat level Quantity Rarity Nuclear smoke devil 280 1 Uncommon (1/65.9) Night beast 314 1 Uncommon (1/84.8) Greater abyssal demon 342 1 Rare (1/115.2) Nechryarch 300 1 Rare (1/144.5) Marble gargoyle 349 1 Rare (1/172.8) King kurask 295 1 Rare (1/200) Choke devil 264 1 [1] Rare (1/226.1)Repugnant spectre 335 1 Rare (1/251.2) Abhorrent spectre 253 1 Rare (1/251.2) Cave abomination 206 1 Rare (1/260.8) Vitreous warped Jelly 241 1 Rare (1/289.1) Vitreous Jelly 206 1 Rare (1/289.1) Insatiable mutated Bloodveld 278 1 Rare (1/298.1) Insatiable Bloodveld 202 1 Rare (1/298.1) Malevolent Mage 162 1 Rare (1/320) Monstrous basilisk 135 1 Rare (1/340.8) Flaming pyrelord 97 1 Rare (1/379.2) Cockathrice 89 1 Rare (1/396.8) Giant rockslug 86 1 Rare (1/413.3) Screaming twisted banshee 144 1 Rare (1/428.8) Screaming banshee 70 1 Rare (1/428.8) Chasm Crawler 68 1 Rare (1/443.2) Crushing hand 45 1 Rare (1/456.5) Choke devil 264 1 [1] Very rare (1/4,000)Dust devil 93; 110 1 Very rare (1/4,000)
Spells that use both earth and air runes[]
Icon | Spell | Level | Runes | Exp | Category | Spell Group | Notes |
---|---|---|---|---|---|---|---|
Earth Strike | 9 | 121 | 9.5 | Combat | Standard | Maximum of 6 damage per cast. | |
Earth Bolt | 29 | 132 | 19.5 | Combat | Standard | Maximum of 11 damage per cast. | |
Lumbridge Teleport | 31 | 113 | 41 | Teleport | Standard | Transports the caster to the centre of Lumbridge Castle. | |
Crumble Undead | 39 | 122 | 24.5 | Combat | Standard | Can only be cast on undead monsters. Maximum of 15 damage per cast. | |
Teleport to House | 40 | 111 | 30 | Teleport | Standard | Transports the caster to his or her player-owned house. | |
Earth Blast | 53 | 143 | 31.5 | Combat | Standard | Maximum of 15 damage per cast. | |
Earth Wave | 70 | 175 | 40 | Combat | Standard | Maximum of 19 damage per cast. | |
Earth Surge | 90 | 1107 | 48.5 | Combat | Standard | Maximum of 23 damage per cast. |