| action_struct | Structure to stock an action |
| animation_elt_struct | Structure to stock an Animation Element |
| background_elt_struct | Structure for backgrounds elements |
| background_struct | Structure for backgrounds |
| bg_ref_struct | Structure to references infos about bgs for select screen |
| char_ref_struct | Structure to references charcaters at select screen |
| config | Structure to stock infos on engine configuration, needed by Game_variables struct |
| function_keys | Structure to know state of specials keys, needed by Game_variables struct |
| Game_variables | Main structure of game vars |
| input | Struct to know players input with booleans |
| music_struct | Music struct to stock music vars |
| player_cns | Struct to store players cns vars, rules, etc.. |
| Player_variables | Players vars (input, datas (snd, pals...) and common vars |
| scene_struct | Structure to stock a Scene |
| select_struct | Structure to stock character_select screen vars |
| story_struct | Structure for story variables (intro, ending, open...) |
| storyboard_struct | Structure to stock a Mugen's storyboard |
| system_struct | Structure to stock infos on menu screen, used in Game_variables struct |
| vs_struct | Structure to stock infos on vs screen |
1.3.9.1