Set Items are the highest tier item for any Secondary Gear slot exclusively dropped in Dungeons. Set Items give bonus attributes when you wear items of the same type (2/6 - 4/6 - 6/6). Down below are the Set Items list and locations to find them.
Feasting Baron's Pack
- 2/6 Bonus - Increases the duration of your abilities that cause loss of control by 30%.
- 4/6 Bonus - Increases damage done from all sources by 15% to enemies suffering under your loss of control effects.
- 6/6 Bonus - Unleash a nova of ice each time you defeat an enemy afflicted by your loss of control effects, dealing 766 damage to nearby enemies and Freezing them for 4 seconds. Cannot occur more often than once every 40 seconds.
Gear | Name | Location |
 | The Subjugator | Destruction's End (Hell II+) |
 | The Turnkey | Tomb of Fahir (Hell IV+) |
 | The Prisoner | Forgotten Tower (Hell IV+) |
 | The Mailed Fist | Kikuras Rapids (Hell II+) |
 | The Gaoler | Temple of Namari (Hell I+) |
 | The Tyrant | Cavern of Echoes (Hell I+) |
Grace of the Flagellant
- 2/6 Bonus - All continual damage, Channeled damage, and persistent ground damage increased by 15%.
- 4/6 Bonus - Each time you damage an individual enemy 5 times, you will do 287 additional damage to that enemy.
- 6/6 Bonus - Each time you deal damage, you have a 4% chance to unleash a lightning strike, dealing 1724 damage to all nearby enemies and Stunning them for 2 seconds. Cannot occur more often than once every 40 seconds.
Gear | Name | Location |
 | Cut Throat | Temple of Namari (Hell II+) |
 | Severed Thumb | Destruction's End (Hell IV+) |
 | Broken Palm | Kikuras Rapids (Hell IV+) |
 | Bloody Hand | Cavern of Echoes (Hell II+) |
 | Open Gut | Pit of Anguish (Hell I+) |
 | Torn Sole | Mad King's Breach (Hell I+) |
Issatar Imbued
- 2/6 Bonus - Each time you defeat an enemy, you gain 30% increased Movement Speed for 2 seconds.
- 4/6 Bonus - Damage dealt increased by 2.5% for every 5% increase in your Movement Speed, up to a maximum damage increase of 25%.
- 6/6 Bonus - Each time you defeat an enemy, you have a 10% chance to gain an orbiting soul orb for 10 seconds, which deals 263 damage when it passes through an enemy. Cannot gain a soul orb more often than once every 40 seconds.
Gear | Name | Location |
 | Issatar At Rest | Mad King's Breach (Hell II+) |
 | Issatar Undone | Cavern of Echoes (Hell IV+) |
 | Issatar Enraged | Pit of Anguish (Hell IV+) |
 | Issatar's Open Hand | Forgotten Tower (Hell II+) |
 | Issatar Contained | Tomb of Fahir (Hell I+) |
 | Issatar The Brute | Destruction's End (Hell I+) |
Shepherd's Call to Wolves
- 2/6 Bonus - Your summons deal 15% more damage.
- 4/6 Bonus - Critical Hit Chance increased by 3% for each of your summons, up to a maximum of 18%.
- 6/6 Bonus - Your summons enter a frenzied state for 10 seconds each time one of them critically hits. The frenzied state increases their damage and Attack Speed by 100%. Cannot occur more often once every 40 seconds.
Gear | Name | Location |
 | Shepherd and Architect | Tomb of Fahir (Hell II+) |
 | Shepherd and Mother | Mad King's Breach (Hell IV+) |
 | Shepherd and Father | Forgotten Tower (Hell IV+) |
 | Shepherd and Beastmaster | Destruction's End (Hell II+) |
 | Shepherd and Begetter | Kikuras Rapids (Hell I+) |
 | Shepherd and Leader | Temple of Namari (Hell I+) |
Untouchable Mountebank
- 2/6 Bonus - Each time you take damage, you have a 20% chance to gain a shield that absorbs damage equal to 13% of your maximum Life. Cannot occur more often than once every 9 seconds.
- 4/6 Bonus - Shield's damage absorption increased to 33% of your maximum Life, and you can move unhindered through enemies while this shield is active.
- 6/6 Bonus - Your shield has a 25% chance when it expires to explode for 40% of your maximum Life in damage to all nearby enemies.
Gear | Name | Location |
 | Mountebank's Flourish | Cavern of Echoes (Hell II+) |
 | Mountebank's Misdirection | Temple of Namari (Hell IV+) |
 | Mountebank's Marvel | Kikuras Rapids (Hell IV+) |
 | Mountebank's Shirking | Pit of Anguish (Hell II+) |
 | Mountebank's Bravado | Mad King's Breach (Hell I+) |
 | Mountebank's Slyness | Forgotten Tower (Hell I+) |
Vithu's Urges
- 2/6 Bonus - Increases the duration of all beneficial effects on your or your party members by 30%.
- 4/6 Bonus - Increases the target's Attack Speed by 30% for 3 seconds each time you use a skill to grant a beneficial effect to yourself or a party member.
- 6/6 Bonus - Each time you use a skill to buff yourself or a part member, creates an area of apotheosis for 10 seconds that grants 15% Life Drain to yourself and any party members within the area. Cannot occur more often than once every 40 seconds.
Gear | Name | Location |
 | Awakener's Urge | Kikuras Rapids (Hell II+) |
 | Shameless Urge | Tomb of Fahir (Hell IV+) |
 | Modest Urge | Destruction's End (Hell IV+) |
 | Luminary's Urge | Temple of Namari (Hell II+) |
 | Exemplar's Urge | Cavern of Echoes (Hell I+) |
 | Beacon's Urge | Pit of Anguish (Hell I+) |
War Rags of Shal'baas
- 2/6 Bonus - Primary Attack Damage increased by 15%.
- 4/6 Bonus - Your Primary Attacks gradually increase your Attack Speed, up to a maximum of 25%.
- 6/6 Bonus - Your Primary Attacks have a chance to increase your Attack Speed for 10 seconds, cannot occur more than once every 30 seconds.
Gear | Name | Location |
 | Burning Heart of Shal'baas | Pit of Anguish (Hell II+) |
 | Resting Fangs of Shal'baas | Temple of Namari (Hell IV+) |
 | Braided Serpent of Shal'baas | Cavern of Echoes (Hell IV+) |
 | Dozen Strikes of Shal'baas | Mad King's Breach (Hell II+) |
 | Storm-Tack of Shal'baas | Forgotten Tower (Hell I+) |
 | Wind-Trods of Shal'baas | Tomb of Fahir (Hell I+) |
Windloft Perfection
- 2/6 Bonus - Gain Thousand Winds, increasing your Movement Speed by 15%. Thousand Winds deactivates for 3 seconds if you take damage.
- 4/6 Bonus - Increases your damage done by 20% while Thousand Winds is active.
- 6/6 Bonus - Gain a shield that makes you immune to damage 5 times while Thousand Winds is active. Cannot gain this shield more often than once over 40 seconds.
Gear | Name | Location |
 | Wisdom's Edge | Forgotten Tower (Hell II+) |
 | Fairfleet | Mad King's Breach (Hell IV+) |
 | Foulfleet | Pit of Anguish (Hell IV+) |
 | Hurtling Steel | Tomb of Fahir (Hell II+) |
 | Whipcrack | Destruction's End (Hell I+) |
 | Stump-Stir | Kikuras Rapids (Hell I+) |
Conclusion
In order to get a full set of Set Items and better attributes, you need to grind in different dungeons. The Set Items also can upgrade at the Blacksmith to increase the item stats.