From my experience, I got best results from
Vizjun's Monitor
Vizjun's Monitor
Katar (Sacred)
One-Hand Damage: 36 to 37
(Assassin Only)
Required Level: 80
Required Dexterity: 333
Item Level: 1
Dexterity Damage Bonus: (0.13 per Dexterity)%
+4 to Assassin Skill Levels
25% Hit Recovery
+(21 to 25)% to Lightning Spell Damage
+50 to Strength
(20 to 25)% to Vitality
(20 to 25)% to Energy
Socketed (3)
Vizjun's Devices
(Assassin Trap Set)
or
Killing Vector
Killing Vector
Cestus (Sacred)
One-Hand Damage: 41 to 43
(Assassin Only)
Required Level: 90
Required Dexterity: 349
Item Level: 1
Dexterity Damage Bonus: (0.13 per Dexterity)%
+(1 to 3) to Assassin Skill Levels
+(33 to 55) Spell Focus
(21 to 30)% Cast Speed
+(16 to 20)% to Physical/Magic Spell Damage
+(9 to 16) to Doom (Assassin Only)
+200 to Energy
Socketed (3)
Universal Law
(Assassin Psionic Set)
with 3x sur rune one hand and other hand
Dawn
Dawn
Weapons
'Zol'
Runeword Level: 100
10% Chance to cast level 32 Celerity on Kill
45% Hit Recovery
(301 to 500)% Bonus to Attack Rating
+(172 to 200)% Enhanced Damage
75% to Strength
75% to Dexterity
35% to Vitality
75% to Energy
+80 to Mana
60% Gold Find
+(2 to 4) to Light Radius
in a katar type weapon. You can get more damage with 2x dawn but loose out on hefty mana regen. For armor, I've dabbled a lot and probably an Erie craft + bless with +2 skills is the best, but you really need top roll.
Hypersurface
Hypersurface
Leather Armor (Sacred)
Defense: (8272 - 8918) to (8579 - 9257)
Required Level: 80
Required Strength: 315
Item Level: 1
+(172 to 200)% Enhanced Defense
+2000 Defense
+200 to Energy
+(401 to 500) to Life
+(101 to 150) Life after each Kill
Requirements -40%
Socketed (6)
Universal Law
(Assassin Psionic Set)
is also fine.
Belt, unfortunately your only choice here will be a sacred honorific. Gloves,
Lorekeeper
Lorekeeper
Light Gauntlets (Sacred)
Defense: (1018 - 1179) to (1159 - 1342)
Required Level: 80
Required Strength: 300
Item Level: 120
+3 to All Skills
20% Combat Speeds
+(5 to 10) to Firedance
+(90 to 120)% Enhanced Defense
Regenerate Mana +(40 to 60)%
Requirements -50%
Socketed (4)
, they're perfect. As close as possible to 60 mana regen ofc. Boots,
Megalith
Megalith
Boots
'LoFal'
Runeword Level: 73
+1 to All Skills
25% Cast Speed
15% Block Speed
+(115 to 143)% Enhanced Defense
+(10 to 20) to all Attributes
5% to Dexterity
Regenerate Mana +30%
Physical Resist 5%
has a lot of MO space + mana regen, end game
Vision
Vision
Boots
'GhalOlYhamArc'
Runeword Level: 120
10% of Total Energy Gained as Life
+1 to All Skills
+15 Spell Focus
+10% Bonus to Spell Focus
-(10 to 15)% to Enemy Elemental Resistances
+(141 to 171)% Enhanced Defense
+10 to all Attributes
Maximum Life and Mana +(1 to 5)%
Maximum Elemental Resists +1%
Physical Damage Reduced by (10 to 20)
to make at least some use of that massive energy.
Also you'll want raven familiar and psi storm relics (both mandatory), dozen or more
The Moon Crystal
The Moon Crystal
Mystic Orb
Right-Click to Apply
10% Cast Speed
Regenerate Mana +15%
Lightning Resist +15%
Cold Resist +15%
+10 Required Level
and
Auriel's Focus
Auriel's Focus
Mystic Orb
Right-Click to Apply
+2% Bonus to Spell Focus
+25% Enhanced Defense
+15 to Energy
Poison Length Reduced by 5%
+10 Required Level
.

None of this will help much after 135, however. Damage drop from having to go max res is too much for this build I'm afraid.