When a Staff of the Platinum Dragon is bound with the teeth of all 5 types of chromatic dragon (black, blue, green, red, and white) it becomes the Bane of the Dragon Queen. The creator of this artifact automatically attunes to it when the final binding ritual is complete. While you hold the Bane of the Dragon Queen, you gain the following properties:
- You have a +3 bonus to attack and damage rolls made with this magic weapon.
- You have resistance to acid, cold, fire, lightning, and poison damage.
- When you hit a chromatic dragon with this magic weapon, the attack deals an extra 5d8 radiant damage.
- Attacks against chromatic dragons made with this magic weapon have advantage, and ignore damage resistances and immunities.
- You and friendly creatures within 10ft. have advantage on saving throws against the breath weapons and frightening presence of dragons.
- When you make a saving throw against a dragon's breath weapon, you take half damage on a failed save, and no damage on a successful one.
- At the end of a long rest, you can choose one type of damage: acid, cold, fire, poison, or lightning. Until you complete a long rest, you gain immunity to the chosen damage type, and friendly creatures within 10ft. gain resistance to the chosen damage type.
Proficiency with a Quarterstaff allows you to add your proficiency bonus to the attack roll for any attack you make with it.
This weapon has the following mastery property. To use this property, you must have a feature that lets you use it.
Topple. If you hit a creature with this weapon, you can force the creature to make a Constitution saving throw (DC 8 plus the ability modifier used to make the attack roll and your Proficiency Bonus). On a failed save, the creature has the Prone condition.
Notes: Bonus: Magic, Damage: Radiant, Advantage: Melee Attacks, Advantage: Saving Throws, Resistance: Acid, Resistance: Cold, Resistance: Fire, Resistance: Lightning, Resistance: Poison, crafter of the item, Damage, Combat, Versatile, Topple
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