Devil May Cry 3 - Devils Never Cry replaces Gym / TEKKEN 4 Devil May Cry 2 - Shoot the Works (Dante Battle 2) - VioletSystems 1st / TEKKEN 7 Devil May Cry 3 - Taste the Blood (Battle Theme) - Hiten / TEKKEN 5 Devil May Cry 3 - Vergil Battle 1 - Uninhabited / TEKKEN 4 Devil May Cry 3 - Vergil Battle Theme 1 - Yoshimitsu (Arcade ver.) / TEKKEN 3 (May add more soon)
Put files in your ~mods, Logicmods or mods folder in TEKKEN 8\Polaris\Content\Paks
Edit: Reuploaded a new Devil May Cry 3 - Devils Never Cry because old file wasn't working