This item is acquired in-game. See its sources below.
A Rare Leather Legs, item level 44, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
In the Appearances collection, Runesworn Breeches is listed as World Drop. Appearance ID: 26589. 5 other items wear the same appearance:
Read from the World of Warcraft client build files.
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Runesworn Breeches suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Runesworn Breeches is part of the transmog set Haustvelt Leathers (Rogue, Monk, Druid and Demon Hunter only). The other 16 pieces:
Haustvelt Bindings
Haustvelt BootsHaustvelt Britches
Haustvelt Gloves
Haustvelt Hood
Haustvelt Jerkin
Haustvelt Shoulders
Haustvelt WaistbandDuskbat Exterminator's TreadsRunesworn CrownThorignir Striker ShoulderguardsHumming Stormwing WrapMatriarch-Hide LegguardsEbon Stalker's BootsBoomer's Utility BeltRunesworn ArmbandsBuilt from the World of Warcraft client build files and recorded Auction House snapshots.
Runesworn Breeches uses icon file 1115107, which 40 other items also use. The 7 closest by item ID:
Ruin-Stalker Breeches ID 121434 · Armor - Leather · item level 44Sablehide Breeches ID 121592 · Armor - Leather · item level 44Drogstitch Legguards ID 121671 · Armor - Leather · item level 44Smolderhide Britches ID 121184 · Armor - Leather · item level 44Haustvelt Britches ID 121129 · Armor - Leather · item level 44Icepine Britches ID 121074 · Armor - Leather · item level 44Llothien Britches ID 121019 · Armor - Leather · item level 44Blizzard numbers items as they are created, so the named items next to ID 121513 (121508 to 121519) were usually added in the same batch as Runesworn Breeches: the same quest line, zone, vendor or reward set.
Stormborn Crown ID 121508 · Armor - Mail · item level 44Runesworn Crown ID 121509 · Armor - Leather · item level 44
Dreadsworn Legguards ID 121510 · Armor - Plate · item level 44
Runespeaker's Leggings ID 121511 · Armor - Cloth · item level 44
Stormborn Leggings ID 121512 · Armor - Mail · item level 44Thorignir Striker Shoulderguards ID 121515 · Armor - Leather · item level 44
Thorignir Heavy Pauldrons ID 121516 · Armor - Plate · item level 44
Thorignir Punisher Spaulders ID 121517 · Armor - Cloth · item level 44
Thorignir Javelin Mantle ID 121518 · Armor - Mail · item level 44
Reinforced Stormwing Waistguard ID 121519 · Armor - Plate · item level 44The raw ItemSparse values for item 121513 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB