WoWDB

Brogrul the Mighty is at 56.4, 72.6 in Highmountain
Has a chance to drop  Valiant's Glory.

For TomTom users:
/way Highmountain 56.4, 72.6 Brogrul the Mighty

Frostshard is at 54.4, 74.3 in Highmountain

For TomTom users:
/way Highmountain 54.4, 74.3 Frostshard

Flamescale is at 41.0, 57.7 in Highmountain, south-east from Nesingwary's Retreat flight point. You'll find Abandoned Fishing Pole, use it and rare will spawn.
Has a chance to drop  Valiant's Glory,  Flamescale Mail.

For TomTom users:
/way Highmountain 41.0, 57.7 Flamescale

Defilia is at 57.4, 48.4 in Highmountain at the bottom of the waterfall south-east from Skyhorn.

For TomTom users:
/way Highmountain 57.4, 48.4 Defilia

Defilia is at 57.4, 48.4 in Highmountain at the bottom of the waterfall south-east from Skyhorn.

For TomTom users:
/way Highmountain 57.4, 48.4 Defilia

Unethical Adventurers is at 52.3, 58.6 in Highmountain. Take the east road from Thunder Totem to Snowblind Mesa then go north, follow the road and you'll come to the cave. Loot the treasure inside and a party of enemies will appear (Puck, Xaander, Zenobia, Darkful, Jak), kill them and loot the treasure.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Jak's Gloves,  Darkful's Mitts,  Zenobia's Handwraps.

For TomTom users:
/way Highmountain 52.3, 58.6 Unethical Adventurers

Snarf (Sekhan) is at 45.2, 54.7 in Highmountain, north-west from Thunder Totem, in the trees near the road.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Darksaber Leather Belt.

For TomTom users:
/way Highmountain 45.2, 54.7 Sekhan

Amateur Hunters is at 43.5, 47.3 in Highmountain. They are in the small cave north-east from Nesingwary's Retreat flight point. Inside the cave you have to kill three hunters (Ryael Dawndrifter, "Sure-Shot" Arnie, Dargok Thunderuin) and loot the Battered Chest treasure.
Rare is a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory.

For TomTom users:
/way Highmountain 43.5, 47.3 Amateur Hunters

Treasure Worm is at 52.3, 51.4 in Highmountain, north from Snowblind Mesa (east from Thunder Totem) there is a path up the mountain at 53.1, 55.6. Take the path and on top you'll see a treasure chest, take it and Ram'Pag will appear. After you kill him take the reward Actually Safe Treasure Chest
Ram'Pag is a part of Adventurer of Highmountain achievement.

For TomTom users:
/way Highmountain 52.3, 51.4 Treasure Worm
/way Highmountain 52.3, 51.4 Path to Treasure Worm

Luggut the Eggeater is at 50.8, 34.6 in Highmountain inside the cave north-west from Skyhorn. Cave entrance : 51.6, 37.5.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Scale Cord of the Eggeater.

For TomTom users:
/way Highmountain 50.8, 34.6 Luggut the Eggeater
/way Highmountain 51.6, 37.5 Cave to Luggut the Eggeater

Luggut the Eggeater is at 50.8, 34.6 in Highmountain inside the cave north-west from Skyhorn. Cave entrance : 51.6, 37.5.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Scale Cord of the Eggeater.

For TomTom users:
/way Highmountain 50.8, 34.6 Luggut the Eggeater
/way Highmountain 51.6, 37.5 Cave to Luggut the Eggeater

Taurson is at 53.8, 51.2 in Highmountain. There is a bridge south from Skyhorn, Taurson is under that bridge in the cave nearby. Whe you win him in a fight Taurson's Prize will spawn with the rewards.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Taurson's Champion Belt.

For TomTom users:
/way Highmountain 53.8, 51.2 Taurson The Beastly Boxer

bugged

Bristlemaul is at 38.1, 45.5 in Highmountain. he's inside the cave in Fields of An'she, south from The Witchwood flight point.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Thick Bristly Hood.

For TomTom users:
/way Highmountain 38.1, 45.5 Bristlemaul

Bristlemaul is at 38.1, 45.5 in Highmountain. he's inside the cave in Fields of An'she, south from The Witchwood flight point.
He's a part of Adventurer of Highmountain achievement, has a chance to drop  Valiant's Glory,  Thick Bristly Hood.

For TomTom users:
/way Highmountain 38.1, 45.5 Bristlemaul