Ragefire Chasm

Dungeon, level 13+. 6 quests, with where to get each one and what the quest giver looks like.

Quests

Testing an Enemy's Strength (level 15, Horde)

Search Orgrimmar for Ragefire Chasm, then kill 8 Ragefire Troggs and 8 Ragefire Shaman before returning to Rahauro in Thunder Bluff.

Get it from: Rahauro <Magatha's Servant>, Thunder Bluff (70.1, 29.5). Requires level 9. Classic data, not yet confirmed in Forever

Hidden Enemies (level 16, Horde)

Kill Bazzalan and Jergosh the Invoker before returning to Thrall in Orgrimmar.

Get it from: Thrall <Warchief>, Orgrimmar (31.7, 37.8). Requires level 9. First: Hidden Enemies. Classic data, not yet confirmed in Forever

Returning the Lost Satchel (level 16, Horde)

Take the Grimtotem Satchel to Rahauro in Thunder Bluff.

Get it from: Maur Grimtotem, inside Ragefire Chasm. Requires level 9. First: Searching for the Lost Satchel. Classic data, not yet confirmed in Forever

Searching for the Lost Satchel (level 16, Horde)

Search Ragefire Chasm for Maur Grimtotem's corpse and search it for any items of interest.

Get it from: Rahauro <Magatha's Servant>, Thunder Bluff (70.1, 29.5). Requires level 9. Classic data, not yet confirmed in Forever

Slaying the Beast (level 16, Horde)

Enter Ragefire Chasm and slay Taragaman the Hungerer, then bring his heart back to Neeru Fireblade in Orgrimmar.

Get it from: Neeru Fireblade, Orgrimmar (49.5, 50.6). Requires level 9. Classic data, not yet confirmed in Forever

The Power to Destroy... (level 16, Horde)

Bring the books Spells of Shadow and Incantations from the Nether to Varimathras in Undercity.

Get it from: Varimathras, Undercity (56.3, 92.2). Requires level 9. Classic data, not yet confirmed in Forever

Bosses

Oggleflint, Taragaman the Hungerer, Jergosh the Invoker, Bazzalan

Classic quest data from CMaNGOS classic-db (GPL-3.0); maps, models and confirmed quests from WoW Forever.