Here's the correct tags (PC files -
http://pc.joshw.info/m/).
bgm_boss
- Boss
bgm_boss_02
- Gear Fortress Boss
bgm_boss_03
- Wily Machine 11 (V1)
bgm_boss_04
- Wily Machine 11 (V2) Intro
bgm_boss_05
- Wily Machine 11 (V2)
bgm_boss_start
- Stage Start
bgm_ev_00_08
- Gear Fortress Intro
bgm_ev_01
- Event: Wily's Dream
bgm_ev_01_v2
- Event: Light's Story
bgm_ev_02
- Event: Dr Light
bgm_ev_03
- Event: Dr Wily
bgm_ev_03_v2
- Event: Wily's Defeat
bgm_ev_04
- Event: Mega Man
bgm_ev_04_v2
- Event: Light & Wily
bgm_ev_05_01
- Ending
bgm_ev_05_02
- Staff Roll
bgm_ev_05_02_v2
- Staff Roll
bgm_game_over
- Game Over
bgm_menu
- Extra Modes
bgm_result
- Challenge Result
bgm_select_01
- Stage Select
bgm_select_02
- Gear Fortress Stage Select
bgm_select_jingle
- Gear Fortress Intro
bgm_shop
- Shop
bgm_st001
- Block Man Stage
bgm_st001_dl
- Block Man Stage (Instrumental)
bgm_st002
- Acid Man Stage
bgm_st002_dl
- Acid Man Stage (Instrumental)
bgm_st003
- Impact Man Stage
bgm_st003_dl
- Impact Man Stage (Instrumental)
bgm_st004
- Bounce Man Stage
bgm_st004_dl
- Bounce Man Stage (Instrumental)
bgm_st005
- Fuse Man Stage
bgm_st005_dl
- Fuse Man Stage (Instrumental)
bgm_st006
- Tundra Man Stage
bgm_st006_dl
- Tundra Man Stage (Instrumental)
bgm_st007
- Torch Man Stage
bgm_st007_dl
- Torch Man Stage (Instrumental)
bgm_st008
- Blast Man Stage
bgm_st008_dl
- Blast Man Stage (Instrumental)
bgm_st100
- Gear Fortress
bgm_st400
- Dr Light's Trial
bgm_st401
- Boyorn Bounce
bgm_st402
- Tank Over Panic
bgm_st403
- On Hit Wonders
bgm_title
- Title
bgm_weaponget
- Tutorial
bgm_win
- Stage Clear
bgm_ev_00_08 & bgm_select_jingle are the same audio file, as are bgm_ev_05_02 & bgm_ev_05_02_v2. Don't know why that is.
How do you play/convert those files? I'm reading that they're renamed .ogg files but renaming them doesn't make them work.