Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Flare-Singed Strap Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Flare-Singed Strap suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Flare-Singed Strap is part of the transmog set Titan Dungeonkeeper's Vestments (Priest, Mage and Warlock only). The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 193780 (193775 to 193785) were usually added in the same batch as Flare-Singed Strap: the same quest line, zone, vendor or reward set.