diff --git a/include/PSX/GPU/GPU_Types.hpp b/include/PSX/GPU/GPU_Types.hpp
index b0b31c28..1d74d81d 100644
--- a/include/PSX/GPU/GPU_Types.hpp
+++ b/include/PSX/GPU/GPU_Types.hpp
@@ -38,7 +38,7 @@ namespace GPU {
         }
     };
 
-    class Color16 {
+    class Color {
     private:
         static constexpr auto RedRange            = BitRange<uint16_t>::from_to(0, 4);
         static constexpr auto BlueRange           = BitRange<uint16_t>::from_to(5, 9);
@@ -48,26 +48,27 @@ namespace GPU {
         ComplexBitMap<uint16_t> value = {0};
 
     public:
-        constexpr Color16() = default;
-        constexpr Color16(uint8_t r, uint8_t g, uint8_t b) {
-            Color16::set_red(r);
-            Color16::set_green(g);
-            Color16::set_blue(b);
+        static constexpr Color from_rgb(uint8_t r, uint8_t g, uint8_t b) {
+            return Color().set_red(r).set_green(g).set_blue(b);
         }
 
-        constexpr Color16(const Color24& color) : Color16(color.red, color.green, color.blue) {
+        static constexpr Color from(const Color24& color) {
+            return Color::from_rgb(color.red, color.green, color.blue);
         }
 
-        constexpr void set_red(uint8_t red) {
+        constexpr Color& set_red(uint8_t red) {
             this->value.set_value(static_cast<uint16_t>(red), RedRange);
+            return *this;
         }
 
-        constexpr void set_green(uint8_t green) {
+        constexpr Color& set_green(uint8_t green) {
             this->value.set_value(static_cast<uint16_t>(green), GreenRange);
+            return *this;
         }
 
-        constexpr void set_blue(uint8_t blue) {
+        constexpr Color& set_blue(uint8_t blue) {
             this->value.set_value(static_cast<uint16_t>(blue), BlueRange);
+            return *this;
         }
     };
 
diff --git a/src/Library/src/BootLoader/gpu_boot.cpp b/src/Library/src/BootLoader/gpu_boot.cpp
index f31e85cc..129aa5ee 100644
--- a/src/Library/src/BootLoader/gpu_boot.cpp
+++ b/src/Library/src/BootLoader/gpu_boot.cpp
@@ -2,6 +2,21 @@
 #include <PSX/GPU/GPU.h>
 
 namespace GPU {
+    static const Color TestSequence[] = {
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+        Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()), Color::from(Color24::Blue()), Color::from(Color24::Red()), Color::from(Color24::Green()),
+    };
+
     void display_logo() {
         Display::disable();
         quick_fill_fast(Color24(0x0, 0x80, 0x80), PositionU16(0, 0), SizeU16(640, 480));