Necron's Blade Scrolls

Necron's Blade Scrolls are a series of scroll that can be applied onto a Necron's Blade and its upgrades Hyperion, Scylla, Astraea, and Valkyrie to give them abilities. There are 3 currently known scrolls: Implosion, Wither Shield, and Shadow Warp. There is also a scroll made up of all 3 scrolls combined called the Wither Impact.

Implosion
Deals damage to nearby enemies. Cooldown:

Wither Shield
Reduces damage taken by for  seconds. Also grants an shield that gives of your  as health, after  seconds  of the shield is converted into healing. Cooldown:

Shadow Warp
Creates a spatial distortion blocks ahead of you that sucks all enemies around it. Using this ability again within seconds to detonate the warp and deal damage to enemies near it. Cooldown:

Wither Impact
Teleports ahead of you. Then implode dealing damage to nearby enemies. Also applies the wither shield scroll ability reducing damage taken and granting an shield for  seconds.