Archmage {Prestige Class: Lvl 21}

After ascending past level 21, you become a truly legendary and epic adventurer. Your Wizard class promotes into the Archmage class, as you rise to the top of all wizard there has ever been or will be. You gain the following effects when you reach Level 21 as an Archmage;

- Proficiency Saving Throw: One is gained
- Epic Feat: gained at level 21
- Arcane Fusion ability
- Proficiency Bonus: +6