This item is acquired in-game. See its sources below.
An Epic Gem, item level 44, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Thundering Impact adds Relic Enhancement when socketed. See Thundering Impact on the gem list for every socket it fits.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
8 other items in the current build are also called Thundering Impact. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Thundering Impact ID 140442 · Gem · item level 44Thundering Impact ID 143824 · Gem · item level 44Thundering Impact ID 144532 · Gem · item level 44Thundering Impact ID 145374 · Gem · item level 44Thundering Impact ID 150352 · Gem · item level 44Thundering Impact ID 150358 · Gem · item level 44Thundering Impact ID 150364 · Gem · item level 44Thundering Impact ID 151522 · Gem · item level 44Thundering Impact uses icon file 839979, which 13 other items also use. The 8 closest by item ID:
Thundering Impact ID 155753 · Gem · item level 44Thundering Impact ID 154110 · Gem · item level 44Thundering Impact ID 154080 · Gem · item level 44Thundering Impact ID 153474 · Gem · item level 44Thundering Impact ID 151522 · Gem · item level 44Thundering Impact ID 150364 · Gem · item level 44Thundering Impact ID 150358 · Gem · item level 44Thundering Impact ID 150352 · Gem · item level 44Blizzard numbers items as they are created, so the named items next to ID 155723 (155718 to 155728) were usually added in the same batch as Thundering Impact: the same quest line, zone, vendor or reward set.
Petrified Ancient's Thumb ID 155718 · Gem · item level 44
Blindside Approach ID 155719 · Gem · item level 44 "The king of the hill casts the tallest shadow."
Polished Shadowstone ID 155720 · Gem · item level 44
Dead Man's Tale ID 155721 · Gem · item level 44
Battering Tempest ID 155722 · Gem · item level 44
Roar of the Crowd ID 155724 · Gem · item level 44
Reactive Intuition ID 155725 · Gem · item level 44
Exhaustive Research ID 155726 · Gem · item level 44
Taboo Knowledge ID 155727 · Gem · item level 44
Grisly Souvenir ID 155728 · Gem · item level 44The raw ItemSparse values for item 155723 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB