Google is an option, but like Marco said, it's a secret realm-only item. There are also other unlisted items that appear in game, such as
Soul Reaver
Soul Reaver
Bonesplitter (Sacred)
Two-Hand Damage: 82 to 84
(Necromancer Only)
Required Level: 120
Item Level: 120
Strength Damage Bonus: (0.16 per Strength)%
Mega Impact
-50% to Enemy Fire Resistance
+1 to Ravenous Flames
(65 to 75)% to All Attributes
+200 Life on Melee Attack
Requirements -100%
Socketed (6)
,
Aeterna
Aeterna
Broad Sword (Sacred)
One-Hand Damage: (101 - 118) to (105 - 124)
Required Level: 100
Required Strength: 488
Item Level: 105
Strength Damage Bonus: (0.11 per Strength)%
Amazing Grace
4% Chance to cast level 50 Blizzard on Death Blow
+(3 to 5) to All Skills
+100 Spell Focus
(20 to 50)% Cast Speed
+(20 to 40)% to Spell Damage
+(130 to 170)% Enhanced Damage
(10 to 20)% to Strength
Socketed (6)
, and
Grand Armor
. These ones are just unlisted in the docs, whereas items like
Storm Blade
Storm Blade
Naginata (Sacred)
Two-Hand Damage: 378 to (751 - 850)
(Assassin Only)
Required Level: 125
Required Dexterity: 548
Item Level: 130
Dexterity Damage Bonus: (0.15 per Dexterity)%
Ethereal
Area Effect Attack
20% Chance to cast level 13 Javelin Nova on Kill
100% Hit Recovery
+(301 to 400) to Maximum Damage
-50% to Enemy Elemental Resistances
+200% Enhanced Damage
+(3 to 9) to Pounce
50% to Dexterity
75% Magic Find
-5 to Light Radius
Socketed (6)
and
Beads of the Snake King
are considered "secret" realm-only items.