Alchemy: Phylactery of the Forbidden Golden Lord

Character

You may only cast this spell if you have Alchemy: Nigredo, Alchemy: Albedo, and Alchemy: Rubedo in play. When you do, you may call forth a phylactery within 30 feet of you. While the phylactery is active, it will automatically cast Death Ward on a friendly creature within 60 feet of it at the start of that creature's turn. If you sacrifice the phylactery, you call forth a towering immortal alchemist wreathed in golden armor with a skeletal face that appears within 60 feet of you. The immortal uses the Vecna the Archlich statblock, except it may cast spells, use its abilities, and attacks. It may also use its or your Spell Save DC, Spell Attack, Attack, Armor Class,, Proficiencies, and Saving Throws if yours are higher.