Skeletal Mystic — best gear and DPS

Gear

Best in slot

The best setup using every item in the game, at 99s with potions and the best prayer.

Magic

Best here

10.55DPS 15s

Max hit74

Accuracy85.5%

Speed5t / 3.0s

StyleMagic

Tumeken's shadow · Holy blessing

Melee

9.63DPS 17s

Max hit65

Accuracy71.1%

Speed4t / 2.4s

StyleCrush

Inquisitor's mace · Holy blessing

Ranged

9.20DPS 17s

Max hit38

Accuracy58.0%

Speed2t / 1.2s

StyleRapid

Toxic blowpipe · Dragon dart

Alternatives

Other options by slot

The best magic pick for each slot and the next best options. Each percentage is the DPS you lose by swapping in just that item against Skeletal Mystic.

head

Ancestral hat47.6M 10.55

Virtus mask 4.5M −2.7%

3rd Age mage hat 15.6M −4.1%

Ahrim's hood 374K −4.2%

cape

Imbued saradomin capeuntradeable 10.55

Imbued zamorak cape untradeable −0.0%

Imbued guthix cape untradeable −0.0%

Saradomin cape untradeable −4.5%

neck

Salve amulet (ei)untradeable 10.55

Occult necklace 436K −4.8%

Occult necklace (or) 2.7M −4.8%

3rd Age amulet 43.0M −12.5%

ammo

Broad bolts54 10.55

Amethyst broad bolts 198 −0.0%

Holy blessing 2K −0.0%

Unholy blessing 12K −0.0%

weapon

Tumeken's shadow791.7M 10.55

Blue moon spear 363K −55.0%

Toktz-mej-tal 498K −66.4%

body

Ancestral robe top96.6M 10.55

Virtus robe top 32.0M −2.7%

Ahrim's robetop 1.4M −4.5%

Blue moon chestplate 1.4M −4.5%

legs

Ancestral robe bottom69.5M 10.55

Virtus robe bottom 22.5M −2.7%

Ahrim's robeskirt 1.5M −4.4%

Blue moon tassets 3.8M −4.4%

hands

Confliction gauntlets63.6M 10.55

Tormented bracelet 20.2M −5.0%

Barrows gloves untradeable −13.4%

Dragon gloves untradeable −13.5%

feet

Avernic treads (max)205.0M 10.55

Avernic treads (et) untradeable −0.0%

Avernic treads 142.8M −2.7%

Avernic treads (pr) untradeable −2.7%

ring

Magus ring22.9M 10.55

Seers ring (i) 867K −3.0%

Brimstone ring 1.9M −4.5%

Seers ring 867K −4.9%

The fight

Mechanics

Mystics use magic, a damaging Vulnerability spell and melee.

They react to your prayer. With Protect from Magic on they melee you if they can reach you, and keep casting if they can't. Their attacks reach 10 tiles and they can't be safespotted.

From the OSRS Wiki, CC BY-NC-SA 3.0.

What to bring

Inventory

The OSRS Wiki's own “Max” setup for the Chambers of Xeric, slot for slot.

Twisted bow Ranged weapon to swap to

Necklace of rupture Ranged gear to swap into

Tumeken's shadow Magic weapon to swap to

Occult necklace Magic gear to swap into

Masori body (f) Ranged gear to swap into

Masori chaps (f) Ranged gear to swap into

Ancestral robe top Magic gear to swap into

Ancestral robe bottom Magic gear to swap into

Zaryte vambraces Ranged gear to swap into

Blessed Dizana's quiver Ranged gear to swap into

Confliction gauntlets Magic gear to swap into

Imbued Saradomin cape Magic gear to swap into

Masori mask (f) Ranged gear to swap into

Toxic blowpipe Ranged weapon to swap to

Ancestral hat Magic gear to swap into

Voidwaker Its special attack always hits, for 50-150% of your melee max

Saradomin brew(4)×3 Heals past your maximum, but lowers your attack stats

Anglerfish Heals up to 22, and can take you past your maximum

Sanfew serum(4) Restores prayer and stats, and holds poison off

Super combat potion(4) Boosts Attack, Strength and Defence

Super restore(4) Restores prayer and any stats that have been lowered

Ranging potion(4) Boosts Ranged

Scythe of Vitur Melee weapon to swap to

Bandos godsword Its special attack lowers Defence by the damage it deals

Book of the Dead Lets you raise thralls: resurrection spells need it worn or in your inventory

Divine rune pouch Holds the runes for your spells in one slot

OSRS Wiki

The wiki's own setups

Equipment and inventory as the OSRS Wiki's strategy page lists them for the Chambers of Xeric, slot for slot. These are what people actually take; the solved kits above are what the maths prefers. The inventory drawn above is the one with the “Max” gear, so that card shows only its equipment.