diff --git a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
index 15e450dab7..df3fbe5e16 100644
--- a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
+++ b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
@@ -269,6 +269,7 @@ public:
 
 	struct
 	{
+		// Configuration properties (in)
 		u16 in_register_mask = 0;
 
 		u16 common_access_sampler_mask = 0;
@@ -276,6 +277,7 @@ public:
 		u16 redirected_sampler_mask = 0;
 		u16 multisampled_sampler_mask = 0;
 
+		// Decoded properties (out)
 		bool has_lit_op = false;
 		bool has_gather_op = false;
 		bool has_no_output = false;
diff --git a/rpcs3/Emu/RSX/Program/GLSLCommon.cpp b/rpcs3/Emu/RSX/Program/GLSLCommon.cpp
index 5bd2278b77..3f72a3b4a7 100644
--- a/rpcs3/Emu/RSX/Program/GLSLCommon.cpp
+++ b/rpcs3/Emu/RSX/Program/GLSLCommon.cpp
@@ -262,6 +262,11 @@ namespace glsl
 				}
 			}
 
+			if (props.require_instanced_render)
+			{
+				enabled_options.push_back("_ENABLE_INSTANCED_CONSTANTS");
+			}
+
 			// Import vertex header
 			program_common::define_glsl_switches(OS, enabled_options);
 
diff --git a/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXVertexPrologue.glsl b/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXVertexPrologue.glsl
index fd8c9f596d..db2a91ff99 100644
--- a/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXVertexPrologue.glsl
+++ b/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXVertexPrologue.glsl
@@ -55,4 +55,16 @@ vec4 apply_zclip_xform(
 }
 #endif
 
+#if defined(_ENABLE_INSTANCED_CONSTANTS)
+vec4 _fetch_constant(const in int base_offset)
+{
+	// Get virtual draw/instance id. Normally will be 1:1 based on instance index
+	const int indirection_offset = (gl_InstanceID * CONSTANTS_ARRAY_LENGTH) + base_offset;
+	const int corrected_offset = constants_addressing_lookup[indirection_offset];
+	return instanced_constants_array[corrected_offset];
+}
+#else
+#define _fetch_constant(x) vc[x]
+#endif
+
 )"
diff --git a/rpcs3/Emu/RSX/Program/GLSLTypes.h b/rpcs3/Emu/RSX/Program/GLSLTypes.h
index 11f657ddf5..8967dd7598 100644
--- a/rpcs3/Emu/RSX/Program/GLSLTypes.h
+++ b/rpcs3/Emu/RSX/Program/GLSLTypes.h
@@ -22,6 +22,7 @@ namespace glsl
 		// Applicable in vertex stage
 		bool require_lit_emulation : 1;
 		bool require_explicit_invariance : 1;
+		bool require_instanced_render : 1;
 		bool emulate_zclip_transform : 1;
 		bool emulate_depth_clip_only : 1;
 
diff --git a/rpcs3/Emu/RSX/Program/ProgramStateCache.cpp b/rpcs3/Emu/RSX/Program/ProgramStateCache.cpp
index 8c1318ad28..2f7330f8fa 100644
--- a/rpcs3/Emu/RSX/Program/ProgramStateCache.cpp
+++ b/rpcs3/Emu/RSX/Program/ProgramStateCache.cpp
@@ -341,6 +341,7 @@ vertex_program_utils::vertex_program_metadata vertex_program_utils::analyse_vert
 usz vertex_program_storage_hash::operator()(const RSXVertexProgram &program) const
 {
 	usz hash = vertex_program_utils::get_vertex_program_ucode_hash(program);
+	hash ^= program.ctrl;
 	hash ^= program.output_mask;
 	hash ^= program.texture_state.texture_dimensions;
 	hash ^= program.texture_state.multisampled_textures;
@@ -351,6 +352,8 @@ bool vertex_program_compare::operator()(const RSXVertexProgram &binary1, const R
 {
 	if (binary1.output_mask != binary2.output_mask)
 		return false;
+	if (binary1.ctrl != binary2.ctrl)
+		return false;
 	if (binary1.texture_state != binary2.texture_state)
 		return false;
 	if (binary1.data.size() != binary2.data.size())
diff --git a/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.cpp b/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.cpp
index 7cb7d578a4..53cece6ad5 100644
--- a/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.cpp
+++ b/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.cpp
@@ -131,7 +131,7 @@ std::string VertexProgramDecompiler::GetSRC(const u32 n)
 		m_parr.AddParam(PF_PARAM_UNIFORM, float4, std::string("vc[468]"));
 		properties.has_indexed_constants |= !!d3.index_const;
 		m_constant_ids.insert(static_cast<u16>(d1.const_src));
-		ret += std::string("vc[") + std::to_string(d1.const_src) + (d3.index_const ? " + " + AddAddrReg() : "") + "]";
+		fmt::append(ret, "_fetch_constant(%u%s)", d1.const_src, (d3.index_const ? " + " + AddAddrReg() : ""));
 		break;
 
 	default:
diff --git a/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.h b/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.h
index b1147c7016..94b25f8076 100644
--- a/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.h
+++ b/rpcs3/Emu/RSX/Program/VertexProgramDecompiler.h
@@ -132,6 +132,10 @@ protected:
 public:
 	struct
 	{
+		// Configuration properties (in)
+		// None
+
+		// Decoded properties (out)
 		bool has_lit_op = false;
 		bool has_indexed_constants = false;
 	}
diff --git a/rpcs3/Emu/RSX/RSXThread.cpp b/rpcs3/Emu/RSX/RSXThread.cpp
index 5e10e67e59..5d44a95a87 100644
--- a/rpcs3/Emu/RSX/RSXThread.cpp
+++ b/rpcs3/Emu/RSX/RSXThread.cpp
@@ -2202,6 +2202,13 @@ namespace rsx
 
 	void thread::prefetch_vertex_program()
 	{
+		// Test if instanced command is coming up
+		current_vertex_program.ctrl = 0;
+		if (rsx::method_registers.current_draw_clause.is_trivial_instanced_draw)
+		{
+			current_vertex_program.ctrl |= RSX_SHADER_CONTROL_INSTANCED_CONSTANTS;
+		}
+
 		if (!m_graphics_state.test(rsx::pipeline_state::vertex_program_ucode_dirty))
 		{
 			return;
@@ -2256,7 +2263,6 @@ namespace rsx
 
 		ensure(!m_graphics_state.test(rsx::pipeline_state::vertex_program_ucode_dirty));
 		current_vertex_program.output_mask = rsx::method_registers.vertex_attrib_output_mask();
-		current_vertex_program.ctrl = 0; // Reserved
 
 		for (u32 textures_ref = current_vp_metadata.referenced_textures_mask, i = 0; textures_ref; textures_ref >>= 1, ++i)
 		{
diff --git a/rpcs3/Emu/RSX/gcm_enums.h b/rpcs3/Emu/RSX/gcm_enums.h
index 816aec77c0..dcf8b51b28 100644
--- a/rpcs3/Emu/RSX/gcm_enums.h
+++ b/rpcs3/Emu/RSX/gcm_enums.h
@@ -455,7 +455,8 @@ namespace gcm
 		RSX_SHADER_CONTROL_UNKNOWN1 = 0x8000, // seemingly set when srgb packer is used??
 
 		// Custom
-		RSX_SHADER_CONTROL_ATTRIBUTE_INTERPOLATION = 0x10000 // Rasterizing triangles and not lines or points
+		RSX_SHADER_CONTROL_ATTRIBUTE_INTERPOLATION = 0x10000, // Rasterizing triangles and not lines or points
+		RSX_SHADER_CONTROL_INSTANCED_CONSTANTS     = 0x20000, // Support instance ID offsets when loading constants
 	};
 
 	// GCM Reports