Game Master's Guide:

• Advanced GM Tools
• Adventuring Rewards: Items, Secret Spells, and Boons
• Running Monsters: combat encounter guidelines, fine tuning encounter difficulty, unique encounters
• Monster Builder: quickly & easily create your own monsters with unique flavorful abilities!
• Mini Bestiary: 69 new monster statblocks. Super easy to run at a glance and unique playstyles.
• Legendary monsters: Unique rules for running a solo monster against a party of ANY size, and a legendary monster builder for you to easily create your own.
• 21 new Legendary Monsters made to be easy to run and terrifying to play against!
• 3-Shot Starter Adventure to easily learn the ropes
• A sandbox-style setting that can be used as-is or placed within you own home setting.
• 9 detailed locations, with Factions, Lore, Points of Interest, NPCs, Secret Plots,  Adventure Hooks, Treasures, and Encounters.
• 7 additional "10-minute prep" one-shot adventures exploring these interesting locales.
• Quick & Easy rules for converting 5e content for use with the Nimble TTRPG