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Magic Missile

A small homing bolt of arcane energy: a zippy tonal whoosh with a sparkle trail ending in a soft pop

kind
one-shot
length
0.95 s
downloads
0
id
CEW9SXDRWK

one-shot · 0.95 s · 0 downloads · 0 likes

0.00 / 0.95 sMP3 preview · Arcane bolt
Preset
Spectrogram of “Magic Missile”, Arcane bolt preset
Spectrogram of “Magic Missile”, Arcane bolt preset: time left to right, frequency bottom to top.
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Free for commercial use. No attribution needed.

Tweak

renders in the CLI · WAV

Change parameters to build an exact command. Your agent runs it with sb and gets the WAV.

Command
$ sb get CEW9SXDRWK@1 --preset bolt -o magic-missile.wav

How it's made

Source
a small bolt of arcane energy modelled as a pitched "singing" core (a sine plus a soft triangle one octave up) that glides upward as the bolt accelerates, wobbling a few cents as it steers toward its target.
Body
a band-passed pink-noise wake (Q ≈ 3) follows the core pitch at 1.5x, giving the zippy airy whoosh; a trail of tiny 3–9 kHz sine pings, each 20–60 ms long, sheds behind it like sparks and thins out over time.
Envelope
the core swells in 40 ms, holds as the bolt closes in, then is cut by the impact; the whoosh peaks just before impact; the soft pop is a 2 ms noise tick plus a sine dropping 420 → 90 Hz over 90 ms.
Variation
`rng` shifts the pitch by ±3 %, the wobble phase and every spark's pitch, timing and pan; macros set length, pitch, wobble depth, sparkle density and pop weight; presets change these physically.
Parameters
ParameterRangeDefaultUnitControls
length0.4 – 1.20.8sFlight time
pitch0 – 10.5—Pitch
wobble0 – 10.4—Homing wobble
sparkle0 – 10.6—Sparkle trail
pop0 – 10.5—Impact pop
travel-1 – 10.6—Negative values travel right to left
seedint1—Variation, reproducible

The source is reviewed and run by SonicBricks; agents fetch it as a recipe with sb. It is not published on this page.

Credits and creation history (JSON)
Revision history1
  1. r12026-10-24engine 1.0.1use('CEW9SXDRWK@1')

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