A low level challenge that rewards you with a new skill and other useful midgame perks including your class charm

Go to the Kurast 3000 BA uberlevel (available on Nightmare difficulty and above after killing Mephisto) and kill the Ennead Necromancer bosses until the Heroic Torch drops. Put the torch in your cube and transmute. It will become your Class Charm .

Challenge Rewards

If you are level 80 or below, cube the charm with a jewel to add extra bonuses and unlock your Ennead Challenge skill.
File:Class Charm Upgraded.jpg [Class Charm] + Jewel any jewel → File:Class Charm Upgraded.jpg returns [Class Charm] with added bonuses
Requires: level 80 or below

This upgrade recipe adds the following bonuses:

Amazon: uses Sacred Sunstone Druid: uses Caoi Dulra Fruit
+2 to Amazon Skills

Increase Maximum Life 15%
Poison Length Reduced by 33%
Unlocks your Ennead Skill

+2 to Druid Skills

All Resists +25%
Poison Length Reduced by 33%
Unlocks your Ennead Skill

Assassin: uses Shadow Vortex Necromancer: uses Soulstone Shard
+2 to Assassin Skills

50% Curse Length Reduction
Poison Length Reduced by 33%
Unlocks your Ennead Skill

+2 to Necromancer Skills

40% Bonus to Summoned Minion Damage
Poison Length Reduced by 33%
Unlocks your Ennead Skill

Barbarian: uses Worldstone Orb Paladin: uses Eye of Divinity
+2 to Barbarian Skills

20% Bonus to Summoned Minion Life
Poison Length Reduced by 33%
Unlocks your Ennead Skill

+2 to Paladin Skills

Total Character Defense Plus 20%
Poison Length Reduced by 33%
Unlocks your Ennead Skill

Sorceress: uses Nexus Crystal
+2 to Sorceress Skills

+13% to Spell Damage
Poison Length Reduced by 33%
Unlocks your Ennead Skill

Your free bonus skill

This skill can be found at the top left of your first skill tab. When you complete the Ennead Challenge, upgrade your Class Charm and keep it into your inventory. This allows you to put skill points into the skill.

Spellbind [ Amazon ] Prismatic Cloak [ Assassin ] Immortal [ Barbarian ]
Prismatic Cloak icon
The basilisk snake of Skartara is a devious creature whose bite turns flesh to stone. A skilled amazon warrior may carry a few to the battlefield in a leather bag for an unexpected surprise.

Effect: throws snakes that turn enemies to stone

Dancing on the edge of shadow and playing with the strands of light allows the assassin to weave a protective magical cloak.

Passive Effect: Increases magical and physical damage reduction, and provides similar bonuses to Bloodbath

Running away is for the weak. A barbarian warrior who runs is easy prey. One who stands his ground in the face of death may survive, for he is the one the ancestral spirits will favour.

Passive effect: avoids damage when standing still and improves hit recovery

Lifeshield [ Druid ] Black Mass [ Necromancer ] Divine Apparition [ Paladin ]
Lifeshield icon
Black Mass icon
Divine Apparition
The fruits of the Glor-An-Fhaidha, the mystical tree of life, can bring back mortals from the brink of death. Aside from their healing effect on humans and other animals, the juice of the Glor-An-Fhaidha's fruits can be applied to armour, making it as hard as the bark of a thousand year tree.

Passive effect: provides a bonus to maximum life and defense

The dragon god of death Trag’Oul takes his faithful under his wings, turning aside blades and arrows. This powerful spell requires total concentration and is easily broken when the caster is disturbed.

Effect: press and hold to protect self and nearby minions

Like a deus ex machina, the paladin of Zakarum descends upon the battlefield, his mere appearance chilling his heathen enemies to the bone.

Effect: teleport to target location and freeze enemies

Symbol of Esu [ Sorceress ]
Symbol of Esu
The symbol of the ancient witch queen is a specially crafted conductive adamantine moon crescent that accumulates ambient energy from the magic in the environment, releasing it as a healing pulse when broken.

Effect: create a symbol in the cube that instantly heals life and mana