diff --git a/plugins/GSdx/GSCrc.cpp b/plugins/GSdx/GSCrc.cpp
index 34307df48b..aec9656c20 100644
--- a/plugins/GSdx/GSCrc.cpp
+++ b/plugins/GSdx/GSCrc.cpp
@@ -128,6 +128,7 @@ CRC::Game CRC::m_games[] =
 	{0x14FE77F7, TalesOfAbyss, US},
 	{0x045D77E9, TalesOfAbyss, US}, // undub
 	{0xAA5EC3A3, TalesOfAbyss, JP}, 
+	{0xFB236A46, SonicUnleashed, US},
 };
 
 CAtlMap<DWORD, CRC::Game*> CRC::m_map;
diff --git a/plugins/GSdx/GSCrc.h b/plugins/GSdx/GSCrc.h
index 12f41bd93f..083b69df1a 100644
--- a/plugins/GSdx/GSCrc.h
+++ b/plugins/GSdx/GSCrc.h
@@ -63,7 +63,8 @@ public:
 		Onimusha3,
 		MajokkoALaMode2,
 		TalesOfAbyss,
-		TitleCount
+		SonicUnleashed,
+		TitleCount,
 	};
 
 	enum Region 
diff --git a/plugins/GSdx/GSDrawScanline.cpp b/plugins/GSdx/GSDrawScanline.cpp
index ccdd34f4b7..4813bc0440 100644
--- a/plugins/GSdx/GSDrawScanline.cpp
+++ b/plugins/GSdx/GSDrawScanline.cpp
@@ -189,6 +189,7 @@ void GSDrawScanline::BeginDraw(const GSRasterizerData* data, Functions* f)
 
 	sel.iip = m_sel.iip;
 	sel.tfx = m_sel.tfx;
+	sel.tcc = m_sel.tcc;
 	sel.fst = m_sel.fst;
 	sel.fge = m_sel.fge;
 	sel.sprite = m_sel.sprite;
diff --git a/plugins/GSdx/GSDrawScanlineCodeGenerator.cpp b/plugins/GSdx/GSDrawScanlineCodeGenerator.cpp
index 5b0c12411c..a6eb172b3e 100644
--- a/plugins/GSdx/GSDrawScanlineCodeGenerator.cpp
+++ b/plugins/GSdx/GSDrawScanlineCodeGenerator.cpp
@@ -35,6 +35,11 @@ GSDrawScanlineCodeGenerator::GSDrawScanlineCodeGenerator(GSScanlineEnvironment&
 
 	m_sel.key = key;
 
+	if(m_sel.tfx == TFX_DECAL && m_sel.tcc == 0)
+	{
+		printf("*** TFX_DECAL && !TCC *** \n");
+	}
+
 	Generate();
 }
 
@@ -449,7 +454,7 @@ void GSDrawScanlineCodeGenerator::Init(int params)
 			}
 		}
 
-		if(m_sel.tfx != TFX_DECAL)
+		if(!(m_sel.tfx == TFX_DECAL && m_sel.tcc))
 		{
 			if(m_sel.iip)
 			{
@@ -582,7 +587,7 @@ void GSDrawScanlineCodeGenerator::Step()
 			}
 		}
 
-		if(m_sel.tfx != TFX_DECAL)
+		if(!(m_sel.tfx == TFX_DECAL && m_sel.tcc))
 		{
 			if(m_sel.iip)
 			{
@@ -1202,6 +1207,19 @@ void GSDrawScanlineCodeGenerator::AlphaTFX()
 
 	case TFX_DECAL:
 
+		// if(!tcc) gat = gat.mix16(ga.srl16(7));
+
+		if(!m_sel.tcc)
+		{
+			// GSVector4i ga = iip ? gaf : m_env.c.ga;
+
+			movdqa(xmm4, xmmword[m_sel.iip ? &m_env.temp.ga : &m_env.c.ga]);
+
+			psrlw(xmm4, 7);
+
+			mix16(xmm6, xmm4, xmm3);
+		}
+
 		break;
 
 	case TFX_HIGHLIGHT: 
diff --git a/plugins/GSdx/GSRendererSW.h b/plugins/GSdx/GSRendererSW.h
index 3189f49a44..c0d2cb0889 100644
--- a/plugins/GSdx/GSRendererSW.h
+++ b/plugins/GSdx/GSRendererSW.h
@@ -134,7 +134,7 @@ protected:
 
 			int amin, amax;
 
-			if(PRIM->TME && (context->TEX0.TCC || context->TEX0.TFX == TFX_DECAL))
+			if(PRIM->TME && context->TEX0.TCC)
 			{
 				DWORD bpp = GSLocalMemory::m_psm[context->TEX0.PSM].trbpp;
 				DWORD cbpp = GSLocalMemory::m_psm[context->TEX0.CPSM].trbpp;
@@ -325,11 +325,6 @@ protected:
 					}
 				}
 
-				if(p.sel.tfx == TFX_DECAL)
-				{
-					p.sel.tcc = 1;
-				}
-
 				if(p.sel.fst == 0)
 				{
 					// skip per pixel division if q is constant
@@ -500,7 +495,7 @@ protected:
 	{
 		GS_PRIM_CLASS primclass = GSUtil::GetPrimClass(PRIM->PRIM);
 
-		m_vtrace.Update(m_vertices, m_count, primclass, PRIM->IIP, PRIM->TME, m_context->TEX0.TFX);
+		m_vtrace.Update(m_vertices, m_count, primclass, PRIM->IIP, PRIM->TME, m_context->TEX0.TFX, m_context->TEX0.TCC);
 
 		if(m_dump) 
 		{
@@ -522,9 +517,9 @@ protected:
 			str.Format(_T("c:\\temp1\\_%05d_f%I64d_tex_%05x_%d.bmp"), s_n++, m_perfmon.GetFrame(), (int)m_context->TEX0.TBP0, (int)m_context->TEX0.PSM);
 			if(PRIM->TME) if(s_save) {m_mem.SaveBMP(str, m_context->TEX0.TBP0, m_context->TEX0.TBW, m_context->TEX0.PSM, 1 << m_context->TEX0.TW, 1 << m_context->TEX0.TH);}
 			str.Format(_T("c:\\temp1\\_%05d_f%I64d_rt0_%05x_%d.bmp"), s_n++, m_perfmon.GetFrame(), m_context->FRAME.Block(), m_context->FRAME.PSM);
-			if(s_save) {m_mem.SaveBMP(str, m_context->FRAME.Block(), m_context->FRAME.FBW, m_context->FRAME.PSM, GetFrameSize(1).cx, 512);}//GetFrameSize(1).cy);
+			if(s_save) {m_mem.SaveBMP(str, m_context->FRAME.Block(), m_context->FRAME.FBW, m_context->FRAME.PSM, GetFrameSize().cx, 512);}//GetFrameSize(1).cy);
 			str.Format(_T("c:\\temp1\\_%05d_f%I64d_rz0_%05x_%d.bmp"), s_n-1, m_perfmon.GetFrame(), m_context->ZBUF.Block(), m_context->ZBUF.PSM);
-			if(s_savez) {m_mem.SaveBMP(str, m_context->ZBUF.Block(), m_context->FRAME.FBW, m_context->ZBUF.PSM, GetFrameSize(1).cx, 512);}
+			if(s_savez) {m_mem.SaveBMP(str, m_context->ZBUF.Block(), m_context->FRAME.FBW, m_context->ZBUF.PSM, GetFrameSize().cx, 512);}
 		}
 
 		GSRasterizerData data;
@@ -581,9 +576,9 @@ protected:
 		{
 			CString str;
 			str.Format(_T("c:\\temp1\\_%05d_f%I64d_rt1_%05x_%d.bmp"), s_n++, m_perfmon.GetFrame(), m_context->FRAME.Block(), m_context->FRAME.PSM);
-			if(s_save) {m_mem.SaveBMP(str, m_context->FRAME.Block(), m_context->FRAME.FBW, m_context->FRAME.PSM, GetFrameSize(1).cx, 512);}//GetFrameSize(1).cy);
+			if(s_save) {m_mem.SaveBMP(str, m_context->FRAME.Block(), m_context->FRAME.FBW, m_context->FRAME.PSM, GetFrameSize().cx, 512);}//GetFrameSize(1).cy);
 			str.Format(_T("c:\\temp1\\_%05d_f%I64d_rz1_%05x_%d.bmp"), s_n-1, m_perfmon.GetFrame(), m_context->ZBUF.Block(), m_context->ZBUF.PSM);
-			if(s_savez) {m_mem.SaveBMP(str, m_context->ZBUF.Block(), m_context->FRAME.FBW, m_context->ZBUF.PSM, GetFrameSize(1).cx, 512);}
+			if(s_savez) {m_mem.SaveBMP(str, m_context->ZBUF.Block(), m_context->FRAME.FBW, m_context->ZBUF.PSM, GetFrameSize().cx, 512);}
 		}
 
 		if(0)//stats.ticks > 1000000)
diff --git a/plugins/GSdx/GSSetupPrimCodeGenerator.cpp b/plugins/GSdx/GSSetupPrimCodeGenerator.cpp
index d44768d68f..4fa97f8ab6 100644
--- a/plugins/GSdx/GSSetupPrimCodeGenerator.cpp
+++ b/plugins/GSdx/GSSetupPrimCodeGenerator.cpp
@@ -33,7 +33,7 @@ GSSetupPrimCodeGenerator::GSSetupPrimCodeGenerator(GSScanlineEnvironment& env, U
 	m_en.z = m_sel.zb ? 1 : 0;
 	m_en.f = m_sel.fb && m_sel.fge ? 1 : 0;
 	m_en.t = m_sel.fb && m_sel.tfx != TFX_NONE ? 1 : 0;
-	m_en.c = m_sel.fb && m_sel.tfx != TFX_DECAL ? 1 : 0;
+	m_en.c = m_sel.fb && !(m_sel.tfx == TFX_DECAL && m_sel.tcc) ? 1 : 0;
 
 	#if _M_AMD64
 	#error TODO
diff --git a/plugins/GSdx/GSState.cpp b/plugins/GSdx/GSState.cpp
index 11d681a337..d6a9a07a30 100644
--- a/plugins/GSdx/GSState.cpp
+++ b/plugins/GSdx/GSState.cpp
@@ -2130,6 +2130,25 @@ bool GSC_TalesOfAbyss(const GSFrameInfo& fi, int& skip)
 	return true;
 }
 
+bool GSC_SonicUnleashed(const GSFrameInfo& fi, int& skip)
+{
+	if(skip == 0)
+	{
+		if(fi.TME && fi.FBP == 0x02200 && fi.FPSM == PSM_PSMCT16S && fi.TBP0 == 0x00000 && fi.TPSM == PSM_PSMCT16)
+		{
+			skip = 1000; // shadow
+		}
+	}
+	else
+	{
+		if(fi.TME && fi.FBP == 0x00000 && fi.FPSM == PSM_PSMCT16 && fi.TBP0 == 0x02200 && fi.TPSM == PSM_PSMCT16S)
+		{
+			skip = 2;
+		}
+	}
+
+	return true;
+}
 bool GSState::IsBadFrame(int& skip)
 {
 	GSFrameInfo fi;
@@ -2175,6 +2194,7 @@ bool GSState::IsBadFrame(int& skip)
 		map[CRC::GiTS] = GSC_GiTS;
 		map[CRC::Onimusha3] = GSC_Onimusha3;
 		map[CRC::TalesOfAbyss] = GSC_TalesOfAbyss;
+		map[CRC::SonicUnleashed] = GSC_SonicUnleashed;
 	}
 
 	// TODO: just set gsc in SetGameCRC once
diff --git a/plugins/GSdx/GSTextureCacheSW.cpp b/plugins/GSdx/GSTextureCacheSW.cpp
index e22bfb0e06..0344e0c2a7 100644
--- a/plugins/GSdx/GSTextureCacheSW.cpp
+++ b/plugins/GSdx/GSTextureCacheSW.cpp
@@ -54,7 +54,7 @@ const GSTextureCacheSW::GSTexture* GSTextureCacheSW::Lookup(const GIFRegTEX0& TE
 			continue;
 		}
 
-		if((psm.trbpp == 16 || psm.trbpp == 24) && (t2->m_TEX0.TCC != TEX0.TCC || TEX0.TCC == 1 && !(t2->m_TEXA == (GSVector4i)TEXA).alltrue()))
+		if((psm.trbpp == 16 || psm.trbpp == 24) && (t2->m_TEX0.TCC != TEX0.TCC || TEX0.TCC && !(t2->m_TEXA == (GSVector4i)TEXA).alltrue()))
 		{
 			continue;
 		}
@@ -306,6 +306,8 @@ bool GSTextureCacheSW::GSTexture::Update(const GIFRegTEX0& TEX0, const GIFRegTEX
 
 			// unfortunatelly a block may be part of the same texture multiple times at different places (when (1 << tw) > (tbw << 6), ex. 1024 > 640), 
 			// so just can't set the block's bit to valid in one pass, even if 99.9% of the games don't address the repeated part at the right side
+			
+			// TODO: still bogus if those repeated parts aren't fetched together
 
 			// m_valid[row] |= col;
 
diff --git a/plugins/GSdx/GSVertexSW.cpp b/plugins/GSdx/GSVertexSW.cpp
index a8fbefd0c5..d037c1611f 100644
--- a/plugins/GSdx/GSVertexSW.cpp
+++ b/plugins/GSdx/GSVertexSW.cpp
@@ -38,8 +38,7 @@ GSVertexTrace::GSVertexTraceCodeGenerator::GSVertexTraceCodeGenerator(DWORD key,
 	DWORD primclass = (key >> 0) & 3;
 	DWORD iip = (key >> 2) & 1;
 	DWORD tme = (key >> 3) & 1;
-	DWORD tfx = (key >> 4) & 3;
-	DWORD color = !(tme && tfx == TFX_DECAL);
+	DWORD color = (key >> 4) & 1;
 
 	int n = 1;
 
diff --git a/plugins/GSdx/GSVertexSW.h b/plugins/GSdx/GSVertexSW.h
index 44e0d0ca25..ac21c0bd6d 100644
--- a/plugins/GSdx/GSVertexSW.h
+++ b/plugins/GSdx/GSVertexSW.h
@@ -244,11 +244,14 @@ public:
 		struct {DWORD xyzf:4, stq:4, rgba:4;};
 	} m_eq;
 
-	void Update(const GSVertexSW* v, int count, GS_PRIM_CLASS primclass, DWORD iip, DWORD tme, DWORD tfx)
+	void Update(const GSVertexSW* v, int count, GS_PRIM_CLASS primclass, DWORD iip, DWORD tme, DWORD tfx, DWORD tcc)
 	{
-		if(!tme) tfx = 0;
+		DWORD key = primclass | (iip << 2) | (tme << 3);
 
-		DWORD key = primclass | (iip << 2) | (tme << 3) | (tfx << 4);
+		if(!(tme && tfx == TFX_DECAL && tcc))
+		{
+			key |= 1 << 4;
+		}
 
 		m_map.Lookup(key)(v, count, m_min, m_max);
 
diff --git a/plugins/GSdx/res/tfx10.fx b/plugins/GSdx/res/tfx10.fx
index fe101d1674..8f0fe77a9b 100644
--- a/plugins/GSdx/res/tfx10.fx
+++ b/plugins/GSdx/res/tfx10.fx
@@ -423,7 +423,14 @@ PS_OUTPUT ps_main(PS_INPUT input)
 	}
 	else if(TFX == 1)
 	{
-		c = t;
+		if(TCC == 0) 
+		{
+			c.rgb = t.rgb;
+		}
+		else
+		{
+			c = t;
+		}
 	}
 	else if(TFX == 2)
 	{
diff --git a/plugins/GSdx/res/tfx9.fx b/plugins/GSdx/res/tfx9.fx
index d3c9d05d85..d825cf187b 100644
--- a/plugins/GSdx/res/tfx9.fx
+++ b/plugins/GSdx/res/tfx9.fx
@@ -250,7 +250,14 @@ float4 ps_main(PS_INPUT input) : COLOR
 	}
 	else if(TFX == 1)
 	{
-		c = t;
+		if(TCC == 0) 
+		{
+			c.rgb = t.rgb;
+		}
+		else
+		{
+			c = t;
+		}
 	}
 	else if(TFX == 2)
 	{