diff --git a/.gitignore b/.gitignore
index 61f6368094..f408c80f71 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,4 +27,8 @@ settings.mk
 /msg
 /sprite
 
+# Star Rod
+/sprite/SpriteTable.xml
+/mod.cfg
+
 tools/Yay0compress
diff --git a/.gitmodules b/.gitmodules
index ea18e6107a..97a5208789 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "tools/n64splat"]
 	path = tools/n64splat
-	url = https://github.com/ethteck/n64splat.git
\ No newline at end of file
+	url = https://github.com/ethteck/n64splat.git
+[submodule "tools/star-rod"]
+	path = tools/star-rod
+	url = https://github.com/nanaian/star-rod-for-decomp.git
diff --git a/Makefile b/Makefile
index 2c55403d01..5ab3810b0d 100644
--- a/Makefile
+++ b/Makefile
@@ -68,6 +68,13 @@ ifeq ($(UNAME_S),Darwin)
 	ICONV := tools/iconv.py UTF-8 SHIFT-JIS
 endif
 
+WSL := 0
+JAVA := java
+ifeq ($(findstring microsoft,$(shell cat /proc/sys/kernel/osrelease)),microsoft)
+	WSL := 1
+	JAVA := powershell.exe -command java
+endif
+
 OLD_AS=tools/$(OS)/mips-nintendo-nu64-as
 CC=tools/$(OS)/cc1
 
@@ -115,14 +122,16 @@ tools:
 
 setup: clean submodules tools split $(LD_SCRIPT)
 
+# tools/star-rod submodule intentionally omitted
 submodules:
+	git submodule init tools/n64splat
 	git submodule update --init --recursive
 
 split:
 	$(SPLAT) --modes ld bin Yay0 PaperMarioMapFS PaperMarioMessages img PaperMarioNpcSprites --new
 
 split-%:
-	$(SPLAT) --modes ld $* --verbose --new
+	$(SPLAT) --modes ld $* --verbose
 
 split-all:
 	$(SPLAT) --modes all
@@ -269,9 +278,25 @@ $(BUILD_DIR)/$(TARGET).bin: $(BUILD_DIR)/$(TARGET).elf
 include/ld_addrs.h: $(BUILD_DIR)/$(LD_SCRIPT)
 	grep -E "[^\. ]+ =" $< -o | sed 's/^/extern void* /; s/ =/;/' > $@
 
+
+### Star Rod (optional) ###
+
+STAR_ROD := cd tools/star-rod && $(JAVA) -jar StarRod.jar
+
+# lazily initialise the submodule
+tools/star-rod:
+	git submodule init tools/star-rod
+
+sprite/SpriteTable.xml: tools/star-rod sources.mk
+	$(PYTHON) tools/star-rod/spritetable.xml.py $(NPC_SPRITES) > $@
+
+editor: tools/star-rod sprite/SpriteTable.xml
+	$(STAR_ROD)
+
+
 ### Make Settings ###
 
-.PHONY: clean tools test setup submodules split $(ROM) include/sprite
+.PHONY: clean tools test setup submodules split editor $(ROM) include/sprite
 .DELETE_ON_ERROR:
 .SECONDARY:
 .PRECIOUS: $(ROM) %.Yay0
diff --git a/README.md b/README.md
index 67b6c4f8ff..c0437eacfe 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,10 @@ $ make
 
 If you get `OK`, you're all set! Otherwise, please feel free to reach out to us in [our Discord channel](https://discord.gg/urUm3VG).
 
+## Star Rod GUI
+
+You can open [our modified version of Star Rod](https://github.com/nanaian/star-rod-for-decomp) with `make editor`.
+
 ## Contributing
 
 ### Dependencies
@@ -136,4 +140,4 @@ make: *** [verify] Error 1
 ```
 > 💡 Solution
 
-> Run `git checkout checksum.sha1` and retry building. Windows has different line endings than Linux, causing some of our tools to break. 
+> Run `git checkout checksum.sha1` and retry building. Windows has different line endings than Linux, causing some of our tools to break.
diff --git a/tools/star-rod b/tools/star-rod
new file mode 160000
index 0000000000..aec5d4c037
--- /dev/null
+++ b/tools/star-rod
@@ -0,0 +1 @@
+Subproject commit aec5d4c037e95227fb5f118075564031636697fe