diff --git a/inject.py b/inject.py
new file mode 100644
index 0000000..88ab4c9
--- /dev/null
+++ b/inject.py
@@ -0,0 +1,37 @@
+import os, zlib, argparse
+
+PACK_FILE_PATH = "robot_packed"
+OUTPUT_FOLDER = "data/fighter/robot/script/"
+OUTPUT_FILE = "packed"
+OUTPUT_PATH = OUTPUT_FOLDER + OUTPUT_FILE
+PACK_OFFSET = 0xB380
+COMPRESSED_SIZE = 0x1B1D0
+UNCOMPRESSED_SIZE = 0x5B2E0
+
+if not os.path.exists(OUTPUT_FOLDER):
+    os.makedirs(OUTPUT_FOLDER)
+
+parser = argparse.ArgumentParser(description="pack ROB's mscsb files")
+parser.add_argument('in_file')
+in_file = parser.parse_args().in_file
+
+with open(in_file, 'rb') as f:
+    data = f.read()
+
+assert len(data) <= UNCOMPRESSED_SIZE
+
+data += b'\0' * (UNCOMPRESSED_SIZE - len(data))
+
+compressed_data = zlib.compress(data)
+
+assert len(compressed_data) <= COMPRESSED_SIZE
+
+compressed_data += b'\0' * (COMPRESSED_SIZE - len(compressed_data))
+
+with open(PACK_FILE_PATH, 'rb') as f:
+    pack_file_data = f.read()
+
+with open(OUTPUT_PATH, 'wb') as f:
+    f.write(pack_file_data[:PACK_OFFSET])
+    f.write(compressed_data)
+    f.write(pack_file_data[PACK_OFFSET + COMPRESSED_SIZE:])
diff --git a/robot_packed b/robot_packed
new file mode 100644
index 0000000..d08133b
Binary files /dev/null and b/robot_packed differ