In the classic Burning Crusade, how do you get to the Blood Furnace?
The Blood Furnace is located at 62.4, 24.8 on the northern side of Hellfire Citadel. There are three dungeons in this place, so make sure you go to the one on the right.

Heroic Attunement to the Blood Furnace
You must be level 70 to reach Heroic Dungeon mode, and you must receive the Heroic key for each dungeon center. When a player hits Revered with Honor Hold / Thrallmar in Hellfire Citadel, they can buy the Heroic Key: Flamewrought Key from the Reputation Quartermaster.

Burning Crusade Classic Blood Furnace Quests
Heart of Rage / Heart of Rage
Start & End: Force Commander Danath Trollbane in Honor Hold / Nazgrel in Thrallmar
Rewarding: Crimson Pendant of Clarity / Perfectly Balanced Cape / Holy Healing Band

Investigate The Blood Furnace thoroughly before reporting out.

Quests that must be completed first:
Weaken the Ramparts / Weaken the Ramparts

The Blood is Life / The Blood is Life
Start & End: Gunny in Honor Hold / Caza’rez in Thrallmar
Rewarding: Breastplate of Retribution / Moonkin Headdress / Deadly Borer Leggings / Scaled Legs of Ruination

Overview of Blood Furnace Trash in the Burning Crusade Classic
The majority of the crowds in The Blood Furnace are Humanoid, but there are a lot of Demons, so bringing a Warlock will help you Crowd Control them. The Fel Orc Blood Vial needed for The Blood is Life / The Blood is Life will be dropped by Fel Orc mobs.

Fel Orc Neophyte
Felguard Brute
Felguard Annihilator
Hellfire Imp
Laughing Skull Enforcer
Laughing Skull Legionnaire
Laughing Skull Rogue
Laughing Skull Warden
Nascent Fel Orc
Shadowmoon Adept
Shadowmoon Summoner
Shadowmoon Channeler
Shadowmoon Technician
Shadowmoon Warlock

Recommended Classes for Hellfire Ramparts
Since the majority of the garbage in this instance is Demon or Humanoid, classes with Crowd Control skills against such forms would come in handy. You’ll also come into cases where toxins must be cleansed, so keep an eye out for debuffs as you advance. Within Hellfire Ramparts, the following skills are useful for various classes:

• Druid – Hibernate, Abolish Poison
• Mage – Polymorph
• Priest – Mind Control
• Paladin – Cleanse
• Rogue – Sap, Gouge
• Shaman – Poison Cleansing Totem
• Warlock – Banish, Seduction

Bosses from the Blood Furnace in the classic Burning Crusade
In both Normal and Heroic difficulty, you’ll find overviews of each boss encountered in The Blood Furnace, including their skills, tactics, and loot drops.

The Maker

Within The Blood Furnace, the first boss you’ll face is The Maker.

Capabilities of the Creator

• Domination
• Exploding Beaker

Watch out for Mind Control ( Domination) and his knockback power, Exploding Beaker, which the Maker Strategy Groups will more handle as a tank and spank.
Notes for Heroic Mode: His Exploding Beaker can deal about 2500 damage, greatly enhancing its damage.

The Maker Loot (Normal)

1. Diamond-Core Sledgemace – Main Hand Mace
2. Girdle of the Gale Storm – Mail Belt
3. Ironblade Gauntlets – Plate Gloves
4. Libram of Saints Departed – Libram
5. Pendant of Battle-Lust – Necklace

The Maker Loot (Heroic)

1. Beaming Fire Opal – Red/Yellow Gem
2. Bloodlord Legplates – Plate Legs
3. Embroidered Cape of Mysteries – Cloak
4. Fluorescent Tanzanite – Red/Blue Gem
5. Jagged Chrysoprase – Yellow/Blue Gem
6. Libram of Avengement – Libram
7. Mage-Collar of the Firestorm – Cloth Helm
8. Moon-Touched Bands – Leather Bracer

Broggok

Broggok, a ghost, is the second boss you’ll face inside The Blood Furnace.

Capabilities of the Broggok

• Poison Bolt
• Poison Cloud
• Slime Spray

Broggok’s Plan
To stop his AoE dynamics, avoid standing in the green circles on the field, and make sure ranged stays well back. Tanks should keep him away from the rest of the party. Wait for the poison cloud surrounding his body to dissipate before stealing!
Notes for Heroic Mode: His spells can deal more damage.

Broggok Loot (Normal)

1. Arcing Bracers – Cloth Bracer
2. Auslese’s Light Channeler – Trinket
3. Bloody Surgeon’s Mitts – Cloth Gloves
4. Kilt of the Night Strider – Leather Legs
5. Legion Blunderbuss – Gun

Broggok Loot (Heroic)

1. Beaming Fire Opal – Red/Yellow Gem
2. Embroidered Spellpyre Boots – Cloth Boots
3. Firebrand Battleaxe – 1H Axe
4. Fluorescent Tanzanite – Red/Blue Socket
5. Jagged Chrysoprase – Yellow/Blue Socket
6. Moonchild Leggings – Leather Legs
7. Signet of Repose – Ring
8. Virtue Bearer’s Vambraces – Plate Bracer

Keli’dan the Breaker

Keli’dan the Breaker is The Blood Furnace last boss.

Capabilities of the Keli’dan the Breaker

• Burning Nova
• Fire Nova
• Shadow Bolt Volley

Keli’dan’s Breaker Strategy is a strategy devised by Keli’dan.

When you walk into Keli’dan the Breaker home, you’ll see five Shadowmoon Channeler forming a ceremonial pentagram around him. The war will begin when the last Channeler is killed. To stop his Shadow Bolt Volley, Ranged should stand as far back as possible. To stop Fire Nova, everybody could run out of his range when he shouts “Come closer!”
His spells will all do considerably more damage in Heroic Mode.

Keli’dan the Breaker Loot (Normal)

1. Mantle of the Dusk-Dweller – Leather Shoulder
2. Mindfire Waistband – Cloth Belt
3. Raiments of Divine Authority – Cloth Chest
4. Vest of Vengeance – Leather Chest
5. Warsong Howling Axe – 2H Axe

Keli’dan the Breaker Loot (Heroic)

1. Adamantine Repeater – Crossbow
2. Beaming Fire Opal – Red/Yellow Gem
3. Bloodsworn Warboots – Plate Boots
4. Doomplate Gauntlets – Plate Gloves
5. Eaglecrest Warboots – Plate Boots
6. Emerald Eye Bracer – Mail Bracer
7. Jagged Chrysoprase – Yellow/Blue Gem
8. Leggings of the Unrepentant – Leather Legs
9. Mantle of Shadowy Embrace – Leather Shoulder
10. Robe of Effervescent Light – Cloth Chest
11. Ruby Helm of the Just – Plate Helm
12. Soldier’s Dog Tags – Necklace
13. Talisman of the Breaker – Necklace
14. The Willbreaker – Main Hand Sword
15. Wastewalker Tunic – Leather Chest
16. Wave-Crest Striders – Mail Boots
17. World’s End Bracers – Mail Bracer