Chiptune remix of "Battle with Egg Dragoon Mk. II" (Phase 1) from Sonic Forces, made with DefleMask.
[16/Feb/2019 update: more volume corrections]
[20/Dec/2018 update: volume corrections, FM instrument edits, FM echo notes play a little earlier]
[06/Oct/2018 update: louder volume in general, quieter kick drum, added fade-in note at 1:05, fixed timing of some silences and echo, added PSG to accompany snare drum, made square waves at 0:24 and accompaniments at 0:52--1:23 easier to hear]