diff --git a/tracks/switch-angel-acid.js b/tracks/switch-angel-acid.js
new file mode 100644
index 0000000..5ff7106
--- /dev/null
+++ b/tracks/switch-angel-acid.js
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+// Switch Angel's tempo setup - 140 BPM
+setCps(140/60/4)
+
+// ACID bassline with sidechain ducking
+$: s("sbd*4")._scope()
+.duck("2:3:4").duckattack(.2).duckdepth(.8)
+
+// Complex bass pattern - removing the unknown .rtb() method
+$bass: n(irand(10).sub(7).seg(16)).scale("D:minor")
+.distort("2.2")                      // simplified distortion syntax
+.s("sawtooth").lpf(200).lpenv(2.28)  // filter envelope modulation
+.lpq(12).orbit(2)                    // high resonance, orbit 2
+
+// Supersaw pad with detuning and beat sync
+$: s("supersaw").detune(1).rel(5).beat(2, 32).slow(2)