Stormspike is a Unique Stiletto in Diablo 2 Resurrected (D2R). This exceptional Dagger has a quality level of 49 and a treasure class of 48. This is the only Unique item in the game that has Lightning Resist +X% (Based on Character Level) attribute.
One-Hand Damage: 47 to 90
Durability: 24 of 24
Required Dexterity: 97
Required Strength: 47
Required Level: 25
Base Attack Speed: -10
25% Chance to cast Level 3 Charged Bolt when struck
+150% Enhanced Damage
Adds 1-120 Lightning Damage
Lightning Resist +(1 - 99)% (Based on Character Level)
Attacker Takes Lightning Damage of 20
Trade items on d2trader.net

How to obtain Stormspike

The fastest way to get this item on Battle.net is via trading, you can use the Item Price Checker to see how much Stormspike is worth.
Farming it by killing monsters is possible, check the drop rate table below for more information.
It can also be gambled but the chances are very slim.

Stormspike drop rate table

The monster with the highest drop chance of dropping Stormspike is Diablo on Nightmare difficulty in The Chaos Sanctuary of Act 4. Farming the monsters listed below gives you the highest chance of finding that item.

Stormspike variants

Below is a list with different variants of Stormspike. See the stats of its normal, ethereal or upgraded variant.