You gain a Spectral buff whenever you land an attack with a Signature Spell.

Fragment of Destiny (Legendary Wand): Your Signature Spells attack 50% faster and deal triple damage.

The Shame of Delsere (Legendary Belt): the spell is cast 50% faster and restores 9-12 Arcane Power on each cast.

Delsere's Magnum Opus Set (Set Bonus for 6 items): enemies affected by Slow Time and 5 seconds afterwards take +12500% increased damage from Shock Pulse.

Delsere's Magnum Opus Set (Set Bonus for 2 items): casting Shock Pulse reduces the remaining cooldown of Slow Time by 3 seconds.

Living Lightning: releases one, very slow-moving lightning apparition that shocks nearby foes for 165% damage per tick, moving in straight path roughly 20 yards and piercing through enemies.

Power Affinity: each enemy hit awards 2 Arcane Power.

Piercing Orb: fires one orb instead of three pulses, which moves in more or less straignt path and for greater distance (up to 80 yards), hitting for 214% damage, piercing through enemies.Fire Bolts: damage type turns to Fire, damage increased to 274%.Enemies killed by the bolts explode for 184% damage as Cold, 10 yard range.

Explosive Bolts: damage type turns to Cold.

Diablo II: Resurrected Review - Pile Of Old Bones

Wizard skills diablo 3 passive