1. Focus on the Villains Goals
2. Plan the Villains Resources
3. Give your Villain a Lair/Location/Base
4. Create Lieutenants
5. Develop the Villains Backstory
6. Prepare for High-Level Mobility/Movement
7. Threaten the NPCs
8. Draw Inspiration from other Sources
Aggah-Shan Homebrew: https://ptol.us/npc/aggah-shan/
This is a summary video with some Ptolus specific content added based on the article originally by The Gamer. Link: https://www.thegamer.com/dungeons-dragons-create-high-level-villain-tips/