Magic Items

Miirym the Sentinel Wyrm is a spectral dragon and the guardian of Candlekeep's catacombs. Bound into service after trying to loot Candlekeep's riches, her enchantment remains even in death.
Wil assisted Miirym is breaking free of a freezing magic domination by the Elder Evil, Father Llymic, while they defended Candlekeep from assault by the Tenebrous Creed. Miirym is bound to Candlekeep and so has empowered this weapon so that Wil can find retribution against the Creed and Thay.

Legacy Item
Run all 19 Tomb of Annihilation DDAL adventures, the full Hardcover, & participate in both season 7 Epics as a DM or organizer.
When awarded, choose an uncommon Weapon or Armor to give to a 1st level character. As that character advances the item advances, turning into a tier appropriate item of the same magic item category and form when the character reaches a new tier, including Legendary rarity when the character levels to 17. Legacy items require attunement, have a rarity of Unique (untradeable), and cannot be sentient items.

Due to the strange magic that trapped Amaranthraxine's spirit in the walls of Xorvintroth, this item cant increase or decrease in power.