The 'levelxy' and 'sharedassets' contain mainly areas and maps and the interaction between all the stuff on it (npc, quest and sequence triggers). Assetbundles are the unit圓d files in the 'PillarsOfEternityII_Data\assetbundles' folder. The asset files are the 'levelxy' or 'sharedassets' in the 'PillarsOfEternityII_Data' folder. for companion stats) in so called assets and assetbundles. The Unity engine stores all files required to display anything in the game (animations, areas and character meshes, some scripts, visual maps, variable lists e.g. Level 2 has no influence on level 3 but on level 1. Level 1 has no influence on level 2 or 3. In other games this is called the 'hard coded' level and is normally not accessible to moders. Level 2 allows you to add self made contend (new npcs, new hairstyles, new look etc.) just like a DLC. You can't add totally new stuff or change the game mechanics. Let's call it scripting and shuffling of existing things. Level 1 is modifying the gamedatabundles, stringtables etc. PoE2 has three levels at which one can mod the game.
paint, gimp, photoshop, paint3d, blender This is a 2nd level Tutorial on how to edit assets and assetbundles.