Spells
Apocalypse Apocalypse - This spell, when cast, ignites the surrounding area into a ball of fire.
Blood Boil Blood Boil - Casting this spell allows you to become 'charged.' When creatures touch you they exploxde.
Blood Ritual Blood Ritual - When you cast this spell your Health is converted to Mana.
Chain Lightning Chain Lightning - This spell is similar to the Lightning spell, however, this spell bounces from one assailant to another.
Doom Serpents Doom Serpents - This spell summons two snakes to emerge from the ground and attack a monster that you choose.
Etherealize Etherealize - Invoking the Etherealize spell alters the state of the recipient causing them to become solid.
Fireball Fireball - This spell, although similar in appearance to the Firebolt spell, has impressive results upon impact.
Firebolt Firebolt - When casting this spell the user can select a single creature to target with a small ball of flame.
Firewall Firewall - Casting this spell creates a brief wall of fire connecting the nearest two structures around you.
Flame Wave Flame Wave - Casting this spell invokes a wall of fire rising from the ground and proceeding outward.
Golem Golem - When successfully casting this spell the user can target a single creature turning them to stone.
Guardian Guardian - Casting this potent spell summons a creature who acts like a Sentinel but can cast the Fireball spell.
Healing Healing - Heals a certain number of hit points depending on your experience level.
Identify Identify - When you invoke this spell you can determine an item's properties.
Infravision Infravision - Casting this spell allows you to see all living creatures outside your normal sight of vision.
Invisibility Invisibility - This spell allows you to become transparent to all creatures based upon sight.
Lightning Lightning - This spell generates a bolt of lightning which can affect multiple creatures, provided they are in a straight line.
Mana Shield Mana Shield - Using this unique speel allows you to absorb damage through your Mana instead of Health.
Nova Nova - This spell creates a ring of lightning around the caster then expands outward until hitting a solid structure.
Phasing Phasing - When the user casts this spell s/he is randomly transported to a previously explored area.
Repair Repair - This particular spell allows the user to partially repair any inventory item, however, each use decreases durability.
Sentinal Sentinal - Casting this spell summons an eyeball which uses the Firebolt spell to guard the area against advancing opponents.
Staff Recharge Staff Recharge - This spell is similar to the Repair spell except will recharge a magical staff.
Stone Curse Stone Curse - This spell temporarily transforms any living creature to stone making them susceptible to attack.
Teleport Teleport - The teleport spell allows you to transport to the location of the cursor.
Town Portal Town Portal - When casting this spell the user creates an oval shaped 'gate' which transports you to town. The portal remains active until you use enter it again.
Trap Disarm Trap Disarm - This spell allows the caster to disarm any trap which may have been placed on a chest, sarcophagus, door, or other item.
Unknown Unknown - When the user cast this spell all living creatures within an eight square radius are destroyed.
 

Thanks to The Formo Family of Diablo's Lair for the item descriptions on this page.