diff --git a/src/nostalgia/player/app.cpp b/src/nostalgia/player/app.cpp
index a8dd28c6..012ba6c4 100644
--- a/src/nostalgia/player/app.cpp
+++ b/src/nostalgia/player/app.cpp
@@ -10,10 +10,11 @@
 
 using namespace nostalgia;
 
+static int spriteX{};
+static int spriteY{};
 static bool s_paused = false;
-static ox::Optional<scene::Scene> s_scene;
 
-static int updateHandler(turbine::Context&) noexcept {
+static int sceneUpdateHandler(turbine::Context&) noexcept {
 	constexpr auto sleepTime = 16;
 	if (s_paused) {
 		return sleepTime;
@@ -22,7 +23,7 @@ static int updateHandler(turbine::Context&) noexcept {
 	return sleepTime;
 }
 
-static void keyEventHandler(turbine::Context &tctx, turbine::Key key, bool down) noexcept {
+static void sceneKeyEventHandler(turbine::Context &tctx, turbine::Key key, bool down) noexcept {
 	if (down) {
 		if (key == turbine::Key::Alpha_Q) {
 			turbine::requestShutdown(tctx);
@@ -32,14 +33,87 @@ static void keyEventHandler(turbine::Context &tctx, turbine::Key key, bool down)
 	}
 }
 
+[[maybe_unused]]
+static int testUpdateHandler(turbine::Context &tctx) noexcept {
+	auto &cctx = *turbine::applicationData<core::Context>(tctx);
+	constexpr auto sleepTime = 16;
+	if (s_paused) {
+		return sleepTime;
+	}
+	int xmod = 0;
+	int ymod = 0;
+	if (buttonDown(tctx, turbine::Alpha_D) || buttonDown(tctx, turbine::GamePad_Right)) {
+		xmod = 2;
+	} else if (buttonDown(tctx, turbine::Alpha_A) || buttonDown(tctx, turbine::GamePad_Left)) {
+		xmod = -2;
+	}
+	if (buttonDown(tctx, turbine::Alpha_S) || buttonDown(tctx, turbine::GamePad_Down)) {
+		ymod = 2;
+	} else if (buttonDown(tctx, turbine::Alpha_W) || buttonDown(tctx, turbine::GamePad_Up)) {
+		ymod = -2;
+	}
+	if (!xmod && !ymod) {
+		spriteX += 1;
+	}
+	spriteX += xmod;
+	spriteY += ymod;
+	constexpr ox::StringView sprites = "nostalgia";
+	for (unsigned i = 0; i < sprites.len(); ++i) {
+		auto const c = static_cast<unsigned>(sprites[i] - ('a' - 1));
+		core::setSprite(cctx, i, {
+			.enabled = true,
+			.x = spriteX + 8 * (static_cast<int>(i) + 1),
+			.y = spriteY,
+			.tileIdx = c,
+			.priority = 1,
+		});
+	}
+	return sleepTime;
+}
+
+[[maybe_unused]]
+static void testKeyEventHandler(turbine::Context &tctx, turbine::Key key, bool down) noexcept {
+	if (down) {
+		if (key == turbine::Key::Alpha_Q) {
+			turbine::requestShutdown(tctx);
+		} else if (key == turbine::Key::Alpha_P) {
+			s_paused = !s_paused;
+		}
+	}
+}
+
+
+[[maybe_unused]]
+static ox::Error runTest(turbine::Context &tctx) {
+	constexpr ox::FileAddress TileSheetAddr = ox::StringLiteral("/TileSheets/Charset.ng");
+	constexpr ox::FileAddress PaletteAddr = ox::StringLiteral("/Palettes/Chester.npal");
+	oxRequireM(cctx, core::init(tctx));
+	turbine::setApplicationData(tctx, cctx.get());
+	oxRequire(tsStat, turbine::rom(tctx)->stat(PaletteAddr));
+	oxReturnError(core::loadSpriteTileSheet(*cctx, TileSheetAddr, PaletteAddr));
+	oxReturnError(core::initConsole(*cctx));
+	core::puts(*cctx, 10, 9, "DOPENESS!!!");
+	turbine::setUpdateHandler(tctx, testUpdateHandler);
+	turbine::setKeyEventHandler(tctx, testKeyEventHandler);
+	//core::setBgStatus(*cctx, 1, true);
+	//core::setBgStatus(*cctx, 2, true);
+	//core::setBgStatus(*cctx, 3, true);
+	return turbine::run(tctx);
+}
+
+[[maybe_unused]]
+static ox::Error runScene(turbine::Context &tctx) {
+	constexpr ox::FileAddress SceneAddr = ox::StringLiteral("/Scenes/Chester.nscn");
+	oxRequireM(cctx, core::init(tctx));
+	oxRequire(scn, keel::readObj<scene::SceneStatic>(keelCtx(tctx), SceneAddr));
+	turbine::setUpdateHandler(tctx, sceneUpdateHandler);
+	turbine::setKeyEventHandler(tctx, sceneKeyEventHandler);
+	scene::Scene const scene(*scn);
+	oxReturnError(scene.setupDisplay(*cctx));
+	return turbine::run(tctx);
+}
+
 ox::Error run(ox::UniquePtr<ox::FileSystem> &&fs) noexcept {
 	oxRequireM(tctx, turbine::init(std::move(fs), "Nostalgia"));
-	oxRequireM(cctx, core::init(*tctx));
-	constexpr ox::FileAddress SceneAddr = ox::StringLiteral("/Scenes/Chester.nscn");
-	oxRequire(scn, keel::readObj<scene::SceneStatic>(keelCtx(*tctx), SceneAddr));
-	turbine::setUpdateHandler(*tctx, updateHandler);
-	turbine::setKeyEventHandler(*tctx, keyEventHandler);
-	s_scene.emplace(*scn);
-	oxReturnError(s_scene->setupDisplay(*cctx));
-	return turbine::run(*tctx);
+	return runTest(*tctx);
 }