For example I want to create a talent 2 train like this : T1 = M1 = M2 = M1 = M2 = T1(flipped) Steps I follow : 1. create a new plugin file 2. add and edit Content Manifest under the root /plugin file 3. create and edit a new data asset (Train Formation) under the root /plugin file [Is Available for User Scenarios] checked 4. cooked the plugin 5. pack cooked plugin file into .pak file Is that correct ? Do I miss something to do ?