diff --git a/bin/toshr.sh b/bin/toshr.sh
new file mode 100755
index 000000000..746cc736f
--- /dev/null
+++ b/bin/toshr.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# Add or unconditionally replace SHR file with newly converted PNG file
+# Also saves final error score from conversion
+# Also removes old compressed asset of the same name, if any
+
+# parameters
+# 1 - input file (PNG, must be properly sized and named)
+
+# Python 3
+PYTHON="python"
+
+# https://github.com/KrisKennaway/ii-pix/
+CONVERT_PY="$HOME/Documents/a2/ii-pix/convert.py"
+
+# directories within Total Replay repository
+SHR_SCORES="./res/ARTWORK.SHR.SCORES"
+SHR_COMPRESSED="./res/ARTWORK.SHR"
+SHR_UNCOMPRESSED="./res/ARTWORK.SHR.UNCOMPRESSED"
+
+inputname=$(basename "$1") # e.g. "ZAXXON.png"
+shr_name="${inputname%.*}" # e.g. "ZAXXON"
+
+"$PYTHON" "$CONVERT_PY" shr \
+          --no-show-output \
+          --no-save-preview \
+          --fixed-colours=1 \
+          --show-final-score \
+          "$1" \
+          "$SHR_UNCOMPRESSED/$shr_name" | \
+    grep FINAL_SCORE | \
+    cut -d":" -f2 \
+        > "$SHR_SCORES/$shr_name"
+rm -f "$SHR_COMPRESSED/$shr_name"