Ultimately, deep diving into the editor reveals that Grim Dawn is two games: the one Crate Entertainment made, and the one the players create for themselves using the editor. Both are valid, but they offer two fundamentally different philosophies on what it means to play.
Using a character editor in is widely accepted. Crate Entertainment has explicitly stated that they support modding and offline customization. grim dawn character editor steam
You cannot. If you spawn an Ashes of Malmouth item without owning the DLC, the game will crash or delete the item. Ultimately, deep diving into the editor reveals that
Most players don't mind edited characters in solo play. However, bringing "impossible" items (modded stats) into public lobbies is generally frowned upon. Game Stability: grim dawn character editor steam