diff --git a/SDK/include/NDK/Components/GraphicsComponent.hpp b/SDK/include/NDK/Components/GraphicsComponent.hpp
index c94cec4ab..f079303b8 100644
--- a/SDK/include/NDK/Components/GraphicsComponent.hpp
+++ b/SDK/include/NDK/Components/GraphicsComponent.hpp
@@ -31,6 +31,8 @@ namespace Ndk
 
 			inline void Attach(Nz::InstancedRenderableRef renderable, int renderOrder = 0);
 
+			inline void Detach(Nz::InstancedRenderableRef renderable);
+
 			inline void EnsureBoundingVolumeUpdate() const;
 			inline void EnsureTransformMatrixUpdate() const;
 
@@ -63,6 +65,22 @@ namespace Ndk
 				{
 				}
 
+				Renderable(Renderable&& renderable) noexcept :
+				data(std::move(renderable.data)),
+				renderable(std::move(renderable.renderable)),
+				dataUpdated(renderable.dataUpdated)
+				{
+				}
+
+				Renderable& operator=(Renderable&& r) noexcept
+				{
+					data = std::move(r.data);
+					dataUpdated = r.dataUpdated;
+					renderable = std::move(r.renderable);
+
+					return *this;
+				}
+
 				NazaraSlot(Nz::InstancedRenderable, OnInstancedRenderableInvalidateData, renderableInvalidationSlot);
 
 				mutable Nz::InstancedRenderable::InstanceData data;
diff --git a/SDK/include/NDK/Components/GraphicsComponent.inl b/SDK/include/NDK/Components/GraphicsComponent.inl
index c330da5eb..c736ecc48 100644
--- a/SDK/include/NDK/Components/GraphicsComponent.inl
+++ b/SDK/include/NDK/Components/GraphicsComponent.inl
@@ -3,6 +3,7 @@
 // For conditions of distribution and use, see copyright notice in Prerequesites.hpp
 
 #include <algorithm>
+#include "GraphicsComponent.hpp"
 
 namespace Ndk
 {
@@ -46,6 +47,18 @@ namespace Ndk
 		InvalidateBoundingVolume();
 	}
 
+	inline void GraphicsComponent::Detach(Nz::InstancedRenderableRef renderable)
+	{
+		for (auto it = m_renderables.begin(); it != m_renderables.end(); ++it)
+		{
+			if (it->renderable == renderable)
+			{
+				m_renderables.erase(it);
+				break;
+			}
+		}
+	}
+
 	inline void GraphicsComponent::EnsureBoundingVolumeUpdate() const
 	{
 		if (!m_boundingVolumeUpdated)
diff --git a/include/Nazara/Graphics/InstancedRenderable.hpp b/include/Nazara/Graphics/InstancedRenderable.hpp
index 561cc4c97..d1c07bf9b 100644
--- a/include/Nazara/Graphics/InstancedRenderable.hpp
+++ b/include/Nazara/Graphics/InstancedRenderable.hpp
@@ -55,14 +55,27 @@ namespace Nz
 			struct InstanceData
 			{
 				InstanceData(Matrix4f& referenceMatrix) :
-				transformMatrix(referenceMatrix),
+				transformMatrix(&referenceMatrix),
 				flags(0)
 				{
 				}
 
+				InstanceData(InstanceData&& instanceData) noexcept = default;
+
+				InstanceData& operator=(InstanceData&& instanceData) noexcept
+				{
+					data = std::move(instanceData.data);
+					flags = instanceData.flags;
+					renderOrder = instanceData.renderOrder;
+					transformMatrix = instanceData.transformMatrix;
+					volume = instanceData.volume;
+
+					return *this;
+				}
+
 				std::vector<UInt8> data;
 				BoundingVolumef volume;
-				Matrix4f& transformMatrix;
+				Matrix4f* transformMatrix;
 				UInt32 flags;
 				int renderOrder;
 			};
diff --git a/src/Nazara/Core/String.cpp b/src/Nazara/Core/String.cpp
index a57d89861..21831bcdf 100644
--- a/src/Nazara/Core/String.cpp
+++ b/src/Nazara/Core/String.cpp
@@ -211,7 +211,7 @@ namespace Nz
 	*/
 
 	String::String(const std::string& string) :
-	String(string.c_str(), string.size())
+	String(string.data(), string.size())
 	{
 	}
 
diff --git a/src/Nazara/Graphics/Billboard.cpp b/src/Nazara/Graphics/Billboard.cpp
index 6f47e9847..e06d3c921 100644
--- a/src/Nazara/Graphics/Billboard.cpp
+++ b/src/Nazara/Graphics/Billboard.cpp
@@ -30,7 +30,7 @@ namespace Nz
 		if (!m_material)
 			return;
 
-		renderQueue->AddBillboard(instanceData.renderOrder, m_material, instanceData.transformMatrix.GetTranslation(), m_size, m_sinCos, m_color);
+		renderQueue->AddBillboard(instanceData.renderOrder, m_material, instanceData.transformMatrix->GetTranslation(), m_size, m_sinCos, m_color);
 	}
 
 	/*
diff --git a/src/Nazara/Graphics/InstancedRenderable.cpp b/src/Nazara/Graphics/InstancedRenderable.cpp
index ef5f62b96..03da17984 100644
--- a/src/Nazara/Graphics/InstancedRenderable.cpp
+++ b/src/Nazara/Graphics/InstancedRenderable.cpp
@@ -80,7 +80,7 @@ namespace Nz
 		NazaraAssert(instanceData, "Invalid instance data");
 		NazaraUnused(instanceData);
 
-		instanceData->volume.Update(instanceData->transformMatrix);
+		instanceData->volume.Update(*instanceData->transformMatrix);
 	}
 
 	/*!
diff --git a/src/Nazara/Graphics/Model.cpp b/src/Nazara/Graphics/Model.cpp
index d382c77d9..2b9e03cc1 100644
--- a/src/Nazara/Graphics/Model.cpp
+++ b/src/Nazara/Graphics/Model.cpp
@@ -82,7 +82,7 @@ namespace Nz
 			meshData.primitiveMode = mesh->GetPrimitiveMode();
 			meshData.vertexBuffer = mesh->GetVertexBuffer();
 
-			renderQueue->AddMesh(instanceData.renderOrder, material, meshData, mesh->GetAABB(), instanceData.transformMatrix);
+			renderQueue->AddMesh(instanceData.renderOrder, material, meshData, mesh->GetAABB(), *instanceData.transformMatrix);
 		}
 	}
 
diff --git a/src/Nazara/Graphics/SkeletalModel.cpp b/src/Nazara/Graphics/SkeletalModel.cpp
index b91ac0076..8621d1fce 100644
--- a/src/Nazara/Graphics/SkeletalModel.cpp
+++ b/src/Nazara/Graphics/SkeletalModel.cpp
@@ -69,7 +69,7 @@ namespace Nz
 			meshData.primitiveMode = mesh->GetPrimitiveMode();
 			meshData.vertexBuffer = SkinningManager::GetBuffer(mesh, &m_skeleton);
 
-			renderQueue->AddMesh(instanceData.renderOrder, material, meshData, m_skeleton.GetAABB(), instanceData.transformMatrix);
+			renderQueue->AddMesh(instanceData.renderOrder, material, meshData, m_skeleton.GetAABB(), *instanceData.transformMatrix);
 		}
 	}
 
diff --git a/src/Nazara/Graphics/Sprite.cpp b/src/Nazara/Graphics/Sprite.cpp
index 76bf5fff2..4bf076183 100644
--- a/src/Nazara/Graphics/Sprite.cpp
+++ b/src/Nazara/Graphics/Sprite.cpp
@@ -58,19 +58,19 @@ namespace Nz
 		SparsePtr<Vector2f> texCoordPtr(&vertices[0].uv, sizeof(VertexStruct_XYZ_Color_UV));
 
 		*colorPtr++ = m_color;
-		*posPtr++ = instanceData->transformMatrix.Transform(Vector3f(0.f));
+		*posPtr++ = instanceData->transformMatrix->Transform(Vector3f(0.f));
 		*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_LeftTop);
 
 		*colorPtr++ = m_color;
-		*posPtr++ = instanceData->transformMatrix.Transform(m_size.x*Vector3f::Right());
+		*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right());
 		*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_RightTop);
 
 		*colorPtr++ = m_color;
-		*posPtr++ = instanceData->transformMatrix.Transform(m_size.y*Vector3f::Down());
+		*posPtr++ = instanceData->transformMatrix->Transform(m_size.y*Vector3f::Down());
 		*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_LeftBottom);
 
 		*colorPtr++ = m_color;
-		*posPtr++ = instanceData->transformMatrix.Transform(m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down());
+		*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down());
 		*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_RightBottom);
 	}
 
diff --git a/src/Nazara/Graphics/TextSprite.cpp b/src/Nazara/Graphics/TextSprite.cpp
index 42dba4aaf..2f1d733b4 100644
--- a/src/Nazara/Graphics/TextSprite.cpp
+++ b/src/Nazara/Graphics/TextSprite.cpp
@@ -310,7 +310,7 @@ namespace Nz
 					Vector3f localPos = localVertex->position.x*Vector3f::Right() + localVertex->position.y*Vector3f::Down();
 					localPos *= m_scale;
 
-					*pos++ = instanceData->transformMatrix.Transform(localPos);
+					*pos++ = instanceData->transformMatrix->Transform(localPos);
 					*color++ = m_color * localVertex->color;
 					*uv++ = localVertex->uv;