Bastion building is a neat new feature of the Dungeons & Dragons 2024 Dungeon Master's Guide, which allows players to make and customize their own bases. The book includes tons of rules and mechanics around how these Bastion work, and how dungeon masters can build encounters around them. A core part of these Bastions is their facilities, which come in basic and special varieties. These are the rooms that players or hirelings can use to create new items, empower the party, and gather resources.

Every Bastion has several basic facilities it needs to include, but there are 30 different special facilities that the players can choose to invest in. They range from arcane study halls to taverns that the player characters can tend to, and provide parties with the opportunity to make their base into a full-blown community hub. Certain Bastion facilities have level and ability prerequisites, and some will be more helpful...