Since people is bound to ask "Which song is this one that plays in that stage", I'm making this list of musics I'm using for the hack.

>>>> Nintendo Presents: 

- Omae wa mou Shindeiru from Jikkyou Oshaberi Parodius. Ported by my friend KiloMinimo. 

I don't plan to release this sfx, sorry.

>>>> Title Screen: 

- Final Fantasy VI - Cyan's Theme, ported by Infinity;

>>>> Intro Level: 

- Sutte Hakkun - Stage 1, ported by Tamaki;

>>>> Death jingle:

- Castlevania Dracula X - Richter Died, ported by Hooded Edge;

>>>> Stage Clear:

- Streets of Rage - Round Clear, ported by Nameless;

>>>> Archipelago of Confusion (Main Map): 

- Donkey Kong Country 3 - Northern Kremisphere, ported by Marcozzo Daro;

>>>> Seaside Resort: 

- The Legend of the Mystical Ninja - Keep an Adventure Log?, ported by EDIT3333;

>>>> Gargoyle Cliffs:
 
- Secret of Evermore - Lonely Halls, ported by musicalman; 

- Demon's Crest- Cursed Towers, ported by ggamer77;

- Ai Senshi Nicol - Boss, ported by Samantha;

>>>> Qubasa Sport Field:

- Live-A-Live - Under The Fake, ported by EDIT3333;

- Mega Man Soccer - Wood Field, ported by Dippy;

- Mitsume ga Tooru - Boss Theme, ported by Teows;

>>>> Nocturnal Glacier:

- The Jetzons - Hard Times, ported by Samantha;

- Touhou Koumakyou ~ the Embodiment of Scarlet Devil - Tomboyish Girl in Love, ported by Wakana;

-Touhou Hisoutensoku ~ Choudokyuu Ginyoru no Nazo o Oe - Tomboyish Girl in Love, ported by Kusamochi;

>>>> Forgotten Library:

- SaGa Frontier - Trick, ported by Masterlink (only compatible with Addmusic KFF);

- Super Castlevania IV - 6-1 (Entrance Hall), ported by K.T.B.;

- Final Fantasy IV - The Dreadful Fight, ported by Tamaki;

>>>> Mt. Mutsu (Submap):

- Romancing SaGa 3 - Aurora, ported by Samantha;

>>>> Yamato Bamboo Field:

- Tricky - Japan, ported by yoshi9429;

- Shinobi III - Izayoi, ported by com_poser;

- The Legend of Zelda: Oracle of Ages / Seasons - Boss Battle, ported by Major Flare;

>>>> Kyushu Bridge:

- The Legend of the Mystical Ninja - Kyoto, Ancient Capital of Japan; ported by Teows;

>>>> Mechanical Oedo:

- Lagrange Point - Tum's Boogie, ported by Milon Luxy;

- Mega Man VI - Yamato Man Stage, ported by Segment1Zone2;

- Spanky's Quest - Boss, ported by Nicoke42;

>>>> Setsuma Village:

- The Legend of the Mystical Ninja - Town of Yamato, ported by Infinity;

- Goemon's Great Adventure - Ryugu Castle, ported by S.N.N. (They gave me permission to use this port, check the folder included with this zip);

>>>> Gorgeous Stage Fort:

- Ganbare Goemon 2 - Fortress, ported by Masterlink;

- Mamorukun Curse! - YO-KAI DISCO (KDL3 Arrangement), ported by tcdw;

- Romancing SaGa - Beat of the Evil, ported by Infinity;

- Deltarune - vs. Lancer, ported by Infinity;