The thick, grooved blade of this shining silver longsword is lined with etched runes that sparkle blue in the light. Thunder Razor—known also as Danueth'arrn—was thought to have been destroyed or lost after the Highland rebelion, but  rumors suggest that it might be in the possesion of the elven kingdom in Ardenswalde.

Dormant. While Thunder Razor is in a dormant state, you can hold this magic longsword and use a bonus action to speak the command word Veneth'var, causing the sword to emit a pale blue glow that sheds bright light in a 20-foot radius and dim light for an additional 20 feet. This glow lasts until you use a bonus action to speak the command word again, or until you drop or sheathe the sword.

• While this longsword is glowing, you gain a +1 bonus to attack and damage rolls made with the weapon, and you have resistance to Lightning damage.
• You can cast the Lightning Bolt spell from the weapon as an action, requiring no components (save DC 13). Once a spell has been cast using Thunder Razor, that spell can’t be cast from the sword until the next dawn.

Awakened. While Thunder Razor is in a awakend state, you can hold this magic longsword and use a bonus action to speak the command word Veneth'var, causing the sword to emit a pale blue glow that sheds bright light in a 20-foot radius and dim light for an additional 20 feet. This glow lasts until you use a bonus action to speak the command word again, or until you drop or sheathe the sword.

• While this longsword is glowing, you gain a +2 bonus to attack and damage rolls made with the weapon, and you have resistance to Lightning damage.When a creature within 5 feet of you hits you with a melee attack, you can use your reaction to create a burst of lightning from the sword, dealing 1d8 lightning damage to the attacker.
• The sword has two charges which can be expended 
• You can cast the Lightning Bolt and See invisibility spell from the weapon as an action, requiring no components (save DC 15). Once a spell has been cast using Thunder Razor, that spell can’t be cast from the sword until the next dawn.

Exalted. While Thunder Razor is in a exalted state, you can hold this magic longsword and use a bonus action to speak the command word Veneth'var, causing the sword to emit a pale blue glow that sheds bright light in a 40-foot radius and dim light for an additional 40 feet. This glow lasts until you use a bonus action to speak the command word again, or until you drop or sheathe the sword.

• While this longsword is glowing, you gain a +3 bonus to attack and damage rolls made with the weapon, and you have resistance to Lightning damage.When a creature within 5 feet of you hits you with a melee attack, you can use your reaction to create a burst of lightning from the sword, dealing 1d12 lightning damage to the attackerand you can immediately teleport to an unoccupied space within 15 feet of you as part of the same reaction.
• The sword has two charges which can be expended.
• You can cast the Lightning Bolt, See invisibility and fly spell from the weapon as an action, requiring no components (save DC 17). Once a spell has been cast using Thunder Razor, that spell can’t be cast from the sword until the next dawn.