A Hyperphase Sword is a Necron melee weapon whose energy blade vibrates across dimensional states and can easily slice through armour and flesh to sever the vital organs within. A Hyperphase Sword can be considered an advanced type of Power Weapon.
- Black Crusade: The Tome of Fate (RPG), pg. 119
- Codex: Necrons (5th Edition), pp. 81, 89-90, 92
- Codex: Necrons (7th Edition) (Digital Edition), pg. 204
- Deathwatch: The Outer Reach (RPG), pp. 121, 131