Unique items by set bonuses

Korthos Island reward items
Boots or Gogles from Sacrifices quest rewards, Necklaces from The Salvation of Korthos (Misery's Peak) quest rewards
 * Anger's Step - Boots: Expeditious Retreat (CL:1, 2/rest), Jump +3
 * Anger's Gift - Necklace: Strength +1, Resistance +1
 * Set Bonus [To-Hit Bonus +2 (untyped?, stacks with competence)]


 * Arcane Goggles - Goggles: Concentration +3, Power I
 * Arcane Necklace - Necklace: Intelligence +1, Charisma +1
 * Set Bonus [15% improvement to 1st level spells]


 * Archivist's Goggles - Goggles: Concentration +3, Power I
 * Archivist's Necklace - Necklace: Minor Mnemonic Enhancer (doesn't cure Feeblemind)
 * Set Bonus [Spell Points +20]


 * Devoted Goggles - Goggles: Heal +3, Power I
 * Devoted Necklace - Necklace: Wisdom +1, Resistance +1
 * Set Bonus [+20% Healing to 1st Level spells]


 * Nimble Grasp - Gloves: Tumble +3, Striding 5%
 * Nimble Brooch - Necklace: Dexterity +1, Resistance +1
 * Set Bonus [To-Hit Bonus +1, +2 Damage to Sneak Attacks]


 * Pathfinder's Boots - Boots: Tumble +3, Striding 5%
 * Pathfinder's Necklace - Necklace: Dexterity +1, Resistance +1
 * Set Bonus [To-Hit Bonus +2]


 * Protector's Gloves - Gloves: Intimidate +3, DR 1/-
 * Protector's Brooch - Necklace: Strength +1, Resistance +1
 * Set Bonus [Light Fortification, Insight AC Bonus +1]


 * Troubleshooter's Goggles - Goggles: Spot +3, Listen +3
 * Troubleshooter's Necklace - Necklace: Dexterity +1, Resistance +1
 * Set Bonus [Insight AC +1, Open Lock +3, Disable Device +3]

Glacial Assault set bonus

 * Bracers of the Glacier - Bracers: Archmagi,, Fire Shield (cold version, 10% chance when attacked)
 * Gloves of the Glacier - Gloves: ,
 * Dragontouched Armor Sovereign tier property
 * Set Bonus for 2 items:
 * Set Bonus for all 3 items:

Levik's Defender set bonus

 * Levik's Bracers - Bracers:, Healing Amplification 20%
 * Levik's Defender - +5 Mithral Tower shield (Blocking DR 15 (base 8)):, Healer's Bounty (2% chance of casting Heal spell when damaged)
 * Dragontouched Armor Sovereign tier property
 * Set Bonus for 2 items: +3 insight AC, 20% additional melee threat, unlisted Fortitude and Will Save +1 (stacking)
 * Set Bonus for all 3 items: +5 insight AC, 30% additional melee threat

Lorrik's Champion set bonus

 * Lorikk's Champion - +5 Mithral Large Shield (Blocking DR 15 (base 8)): Eternal Faith,
 * Lorrik's Necklace - Necklace:, ,
 * Dragontouched Armor Sovereign tier property
 * Set Bonus for 2 items:
 * Set Bonus for all 3 items:

Tharne's Wrath set bonus

 * Tharne's Bracers - Bracers:, Armor Bonus +6
 * Tharne's Goggles - Goggles: Backstabbing +5, True Seeing, ,
 * Dragontouched Armor Sovereign tier property
 * Set Bonus for 2 items: Ghost Touch and -20% Melee Threat
 * Set Bonus for all 3 items: Feather Falling

Module 9 (Eberron Unlimited) set bonuses

 * cannot be listed yet, because of beta NDA