diff --git a/files/hl/med_loop.wav b/files/hl/med_loop.wav
new file mode 100644
index 0000000..31cee34
Binary files /dev/null and b/files/hl/med_loop.wav differ
diff --git a/files/hl/med_start.wav b/files/hl/med_start.wav
new file mode 100644
index 0000000..683f6b4
Binary files /dev/null and b/files/hl/med_start.wav differ
diff --git a/yaml/hl.yaml b/yaml/hl.yaml
new file mode 100644
index 0000000..366d1e2
--- /dev/null
+++ b/yaml/hl.yaml
@@ -0,0 +1,8 @@
+name: hl
+delay multiplier: 0
+delay constant: 0
+sounds:
+    - name: hp
+      position: 0
+      type: list
+      file: [hl/hp_start.wav, hl/hp_loop.wav, hl/hp_stop.wav]