Horn Gore

Pet Store 

Vendor: Ransa Greyfeather

Zone: Highmountain

Faction: Highmountain Tribe - Revered

Cost: 500 (unlimited supply)

Achievement: Dragon Racing Completionist - Silver

Category: Dragonriding

Drop: Rexxar's Corrupted Chest

Zone: Horrific Vision of Orgrimmar

Approximate Drop Rate: Unknown

Quest: It Seems You've Made a Friend [25]

Zone: Nazmir

Profession: Battle for Azeroth Archaeology - Zandalari

Artifact: [Intact Direhorn Egg]

Vendor: Draemus

Zone: Dalaran (Broken Isles)

Cost: 200 (unlimited supply)

Pet Battle: [25] The Waking Shores; [25] Ohn'ahran Plains; [25] Thaldraszus

Vendor: Quartermaster Huseng

Zone: Ohn'ahran Plains

Faction: Maruuk Centaur (Renown Eight)

Cost: 5 20 150 (unlimited supply)

Sanctum Feature: Path of Ascension (tier 3)

Zone: Bastion

Covenant: Kyrian

Scenario: Island Expeditions

Approximate Drop Rate: Unknown

Shadowlands Adventures: Ahnqat's Darkness Maldraxxus [60]

Zone: Ardenweald, Bastion, Maldraxxus, Revendreth

Pet Battle: [25] The Waking Shores; [25] Ohn'ahran Plains; [25] The Azure Span; [25] Thaldraszus

Profession: Alchemy [700]

Drop: Pulsating Sac

Approximate Drop Rate: Unknown

Scenario: Island Expeditions

Approximate Drop Rate: Unknown

Pet Battle: [25] The Waking Shores

Dragonflight World Event:  Primalist Invasion

Profession: Alchemy [700]

Drop: Pulsating Sac

Approximate Drop Rate: Unknown

Drop: Pa'ku's Aspect [??+]

Zone: Battle of Dazar'alor

Approximate Drop Rate: Unknown

Pet Battle: [25] The Waking Shores

Quest: Critters of Draenor [1]

Zone: Lunarfall, Frostwall

Drop: Traveler's Pet Supplies

Approximate Drop Rate: 1 in 33

Vendor: Master Li

Zone: Timeless Isle

Cost: 3 (unlimited supply)