Chrono Cross

Dreamer, by Starblaze.

Final Fantasy 2/4j

Tale in Piano, by kLuTz.
Rydia (Clean Mix), by Kaijin.

Final Fantasy 3/6j

Kefka Goes Carnival, by NoppZ.

Sonic Adventure

The Twinkle Park Classic, by DarkeSword.

Super Mario Bros. 3

Battle Rocks, by AmIEvil.

Secret of Mana

Secret of Spram, by JAXX, Kassie!, and Mustin.

Super Metroid

Zebesian Midnight, by Vigilante.