Famicom sound hardware pushed past what should be physically possible. Summer Carnival '92 RECCA is legendary for squeezing more out of the NES than anyone thought the chip could handle, and the soundtrack goes just as hard.
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JETTER on Stage 1 hits with relentless energy that never lets up. HYDE has a darker, driving pulse matching Stage 2's intensity. And BOSTUNE on the Final Boss makes you grip the controller harder just by existing. The inverse stages get their own music, so the soundtrack basically doubles.
D.A.D, TERA, DEEPSPACE. All pushing the 2A03 into territory it was never designed for. Three bonus vocal-style tracks at the end somehow. If you think the NES had limits, RECCA's soundtrack exists to prove you wrong.