diff --git a/examples/PoolBox/application/src/Overlay/GTETest/gte_test.cpp b/examples/PoolBox/application/src/Overlay/GTETest/gte_test.cpp
index 25830a54..db9c39cb 100644
--- a/examples/PoolBox/application/src/Overlay/GTETest/gte_test.cpp
+++ b/examples/PoolBox/application/src/Overlay/GTETest/gte_test.cpp
@@ -1,6 +1,7 @@
 #include "../../../include/asset_mgr.hpp"
 #include "../../../include/shared.hpp"
 #include "include/GTE_Sprite.hpp"
+#include "include/gte_test_assets.hpp"
 #include <PSX/Periphery/periphery.hpp>
 #include <stdio.h>
 
@@ -8,6 +9,12 @@ namespace GTETest {
     using namespace JabyEngine;
     using namespace GTETest;
 
+    static auto jaby_star_base = Make::SPRT(
+        // TODO: improve magic numbers
+        Make::AreaI16(GPU::Display::Width - 64, GPU::Display::Height - 64, 64, 64), 
+        Make::OffsetPageWithClut(JabySTARTim.get_page_offset_clut4(), Make::PageClut(JabySTARTim.get_clut_position()))
+    );
+
     static auto doener_fish = GTE_Sprite::create(Make::POLY_FT4(
         Make::AreaI16(Make::PositionI16(0, 0), Assets::Main::DoenerFishInfo.size),
         Assets::Main::DoenerFishInfo.tim.get_page_offset_clut4(),
@@ -15,6 +22,7 @@ namespace GTETest {
         Make::PageClut(Assets::Main::DoenerFishInfo.tim.get_clut_position()),
         GPU::Color24::Grey()
     ));
+
     static auto rotation = 0.0_deg;
 
     static void setup() {
@@ -41,6 +49,7 @@ namespace GTETest {
     
     static void render() {
         doener_fish.render();
+        GPU::render(jaby_star_base);
         Shared::back_menu.render();
     }
 
diff --git a/examples/PoolBox/application/src/Overlay/GTETest/gte_test_assets.cpp b/examples/PoolBox/application/src/Overlay/GTETest/gte_test_assets.cpp
new file mode 100644
index 00000000..bf42db7e
--- /dev/null
+++ b/examples/PoolBox/application/src/Overlay/GTETest/gte_test_assets.cpp
@@ -0,0 +1,15 @@
+#include "include/gte_test_assets.hpp"
+#include <PSX/AutoLBA/auto_lba_declaration.hpp>
+
+namespace GTETest {
+    enum LBA {
+        __jabyengine_start_lba_request
+        __jabyengine_request_lba_for(JABY_STAR, "ASSETS/GTE/JABY.BIN"),
+        __jabyengine_end_lba_request
+    };
+    __declare_lba_header(LBA);
+
+    CDFile Assets[1] = {
+        CDFileBuilder::simple_tim(LBA::JABY_STAR, JabySTARTim),
+    };
+}
\ No newline at end of file
diff --git a/examples/PoolBox/application/src/Overlay/GTETest/include/gte_test_assets.hpp b/examples/PoolBox/application/src/Overlay/GTETest/include/gte_test_assets.hpp
index c5a9576a..16c9a768 100644
--- a/examples/PoolBox/application/src/Overlay/GTETest/include/gte_test_assets.hpp
+++ b/examples/PoolBox/application/src/Overlay/GTETest/include/gte_test_assets.hpp
@@ -1,6 +1,13 @@
 #pragma once 
+#include "../../../../include/asset_mgr.hpp"
 #include <PSX/File/cd_file_types.hpp>
 
 namespace GTETest {
     using namespace JabyEngine;
+
+    static constexpr auto JabySTARTim = SimpleTIM(
+        //                                                                                                                                            v Doenerfisch rotates so we need some space
+        Assets::Main::DoenerFishInfo.tim.get_texture_x(), Assets::Main::DoenerFishInfo.tim.get_texture_y() + Assets::Main::DoenerFishInfo.size.height + 2,
+        Assets::Main::DoenerFishInfo.tim.get_clut_x() + 16, Assets::Main::DoenerFishInfo.tim.get_clut_y()
+    );
 }
\ No newline at end of file
diff --git a/examples/PoolBox/application/src/Overlay/Overlays.hpp b/examples/PoolBox/application/src/Overlay/Overlays.hpp
index 9ea7096c..5dc9b236 100644
--- a/examples/PoolBox/application/src/Overlay/Overlays.hpp
+++ b/examples/PoolBox/application/src/Overlay/Overlays.hpp
@@ -20,6 +20,9 @@ namespace GPUTest {
 }
 
 namespace GTETest {
+    extern const volatile JabyEngine::AutoLBAEntry lba[];
+    extern                JabyEngine::CDFile       Assets[1];
+
     void main();
 }
 
diff --git a/examples/PoolBox/application/src/asset_mgr.cpp b/examples/PoolBox/application/src/asset_mgr.cpp
index 7253d9ce..20251ef3 100644
--- a/examples/PoolBox/application/src/asset_mgr.cpp
+++ b/examples/PoolBox/application/src/asset_mgr.cpp
@@ -95,7 +95,7 @@ namespace Assets {
         }
 
         void load_gte_test() {
-            load(CDFileBuilder::overlay(LBA::GTE_TEST_OVL, &__gpu_tests_start));
+            load(CDFileBuilder::overlay(LBA::GTE_TEST_OVL, &__gpu_tests_start), GTETest::lba, GTETest::Assets);
         }
 
         void load_font_cycler() {
diff --git a/examples/PoolBox/assets/JabyStar.png b/examples/PoolBox/assets/JabyStar.png
new file mode 100644
index 00000000..33a61509
--- /dev/null
+++ b/examples/PoolBox/assets/JabyStar.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e991f3c3c3b81f34df3b81669ff5ce77632ba29aa7964430c8614d486349ed7a
+size 5123
diff --git a/examples/PoolBox/assets/Makefile b/examples/PoolBox/assets/Makefile
index f859be34..6dec1d67 100644
--- a/examples/PoolBox/assets/Makefile
+++ b/examples/PoolBox/assets/Makefile
@@ -2,8 +2,9 @@ include $(JABY_ENGINE_DIR)/mkfile/common/ExportPath.mk
 include $(JABY_ENGINE_DIR)/mkfile/common/RebuildTarget.mk
 
 OUTPUT_DIR = bin
-INPUT      = $(OUTPUT_DIR)/TexturePage.bin $(OUTPUT_DIR)/IconTexture.bin $(OUTPUT_DIR)/Paco.bin $(OUTPUT_DIR)/Controller.bin $(OUTPUT_DIR)/doener_fish.bin
+INPUT      = $(OUTPUT_DIR)/TexturePage.bin $(OUTPUT_DIR)/IconTexture.bin $(OUTPUT_DIR)/Paco.bin $(OUTPUT_DIR)/Controller.bin $(OUTPUT_DIR)/doener_fish.bin $(OUTPUT_DIR)/JabyStar.bin
 
+# TODO: Simplyfy all of these?
 $(OUTPUT_DIR)/TexturePage.bin: TexturePage.png
 	@mkdir -p $(OUTPUT_DIR)
 	jaby_engine_fconv --lz4 $< -o $@ simple-tim clut4
@@ -21,6 +22,9 @@ $(OUTPUT_DIR)/Controller.bin: Controller.png
 $(OUTPUT_DIR)/doener_fish.bin: doener_fish.png
 	jaby_engine_fconv --lz4 $< -o $@ simple-tim clut4 --color-trans
 
+$(OUTPUT_DIR)/JabyStar.bin: JabyStar.png
+	jaby_engine_fconv --lz4 $< -o $@ simple-tim clut4 --color-trans
+
 all: $(INPUT)
 
 clean:
diff --git a/examples/PoolBox/iso/Config.xml b/examples/PoolBox/iso/Config.xml
index 03a54e97..683a589a 100644
--- a/examples/PoolBox/iso/Config.xml
+++ b/examples/PoolBox/iso/Config.xml
@@ -4,12 +4,13 @@
         <License>%PSX_LICENSE_PATH%/%PSX_LICENSE%.DAT</License>
     </Description>
     <Track>
+        <!--TODO: JabyEngine should warn at runtime that I did not apply lba_source!-->
         <File    name = "SYSTEM.CNF">System.cnf.subst</File>
         <Main    name = "%PSX_BOOT_FILE%" lba_source = "../application/src/asset_mgr.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/PoolBox.psexe</Main>
         <Overlay name = "BIO.BIN">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.bios_info</Overlay>
-        <Overlay name = "CTO.BIN"     lba_source = "../application/src/Overlay/ControllerTest/controller_test_assets.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.controller_tests</Overlay>
-        <Overlay name = "GTO.BIN"     lba_source = "../application/src/Overlay/GPUTest/gpu_test_assets.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.gpu_tests</Overlay>
-        <Overlay name = "GTE.BIN">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.gte_tests</Overlay>
+        <Overlay name = "CTO.BIN" lba_source = "../application/src/Overlay/ControllerTest/controller_test_assets.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.controller_tests</Overlay>
+        <Overlay name = "GTO.BIN" lba_source = "../application/src/Overlay/GPUTest/gpu_test_assets.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.gpu_tests</Overlay>
+        <Overlay name = "GTE.BIN" lba_source = "../application/src/Overlay/GTETest/gte_test_assets.cpp">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.gte_tests</Overlay>
         <Overlay name = "FCO.BIN">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.font_cycler</Overlay>
         <Overlay name = "SCO.BIN">../application/bin/%PSX_TV_FORMAT%/PSX-release/Overlay.screen_center</Overlay>
 
@@ -23,6 +24,10 @@
                 <File name = "CONT.BIN" lz4 = "already">../assets/bin/Controller.bin</File>
             </Directory>
 
+            <Directory name = "GTE">
+                <File name = "JABY.BIN" lz4 = "already">../assets/bin/JabyStar.bin</File>
+            </Directory>
+
             <File name = "TEX.BIN"  lz4 = "already">../assets/bin/TexturePage.bin</File>
             <File name = "ICON.BIN" lz4 = "already">../assets/bin/IconTexture.bin</File>
         </Directory>
diff --git a/include/math.hpp b/include/math.hpp
index 0761a0c0..9efee370 100644
--- a/include/math.hpp
+++ b/include/math.hpp
@@ -5,7 +5,7 @@ namespace math {
     template<typename T>
     struct raw_math {
         constexpr T operator-() const {
-            return T{.raw = -(static_cast<const T&>(*this).raw)};
+            return T{.raw = static_cast<decltype(T::raw)>(-(static_cast<const T&>(*this).raw))};
         }
 
         constexpr T operator+(const T& obj) const {