diff --git a/base/Sources/arm/shader/MaterialParser.hx b/base/Sources/arm/shader/MaterialParser.hx
index aa3fdeaa7..df6f9583b 100644
--- a/base/Sources/arm/shader/MaterialParser.hx
+++ b/base/Sources/arm/shader/MaterialParser.hx
@@ -685,6 +685,14 @@ class MaterialParser {
 			var col = parse_vector_input(node.inputs[1]);
 			return '(floor(100.0 * $strength * $col) / (100.0 * $strength))';
 		}
+		else if (node.type == "REPLACECOL") {
+			var inputColor = parse_vector_input(node.inputs[0]);
+			var oldColor = parse_vector_input(node.inputs[1]);
+			var newColor = parse_vector_input(node.inputs[2]);
+			var radius = parse_value_input(node.inputs[3]);
+			var fuzziness = parse_value_input(node.inputs[4]);
+			return 'mix($newColor, $inputColor, clamp((distance($oldColor, $inputColor) - $radius) / max($fuzziness, $eps), 0.0, 1.0))';
+		}
 		else if (node.type == "VALTORGB") { // ColorRamp
 			var fac = parse_value_input(node.inputs[0]);
 			var interp = node.buttons[0].data == 0 ? "LINEAR" : "CONSTANT";
diff --git a/base/Sources/arm/shader/NodesMaterial.hx b/base/Sources/arm/shader/NodesMaterial.hx
index ede446ed6..4db74e175 100644
--- a/base/Sources/arm/shader/NodesMaterial.hx
+++ b/base/Sources/arm/shader/NodesMaterial.hx
@@ -1758,6 +1758,7 @@ class NodesMaterial {
 					},
 					{
 						name: _tr("use_clamp"),
+						tooltip: _tr("Clamps the output value to the interval [0,1]."),
 						type: "BOOL",
 						default_value: false,
 						output: 0
@@ -1767,6 +1768,7 @@ class NodesMaterial {
 			{
 				id: 0,
 				name: _tr("Quantize"),
+				tooltip: _tr("Creates a posterization effect."),
 				type: "QUANTIZE",
 				x: 0,
 				y: 0,
@@ -1803,6 +1805,73 @@ class NodesMaterial {
 				],
 				buttons: []
 			},
+			{
+				id: 0,
+				name: _tr("Replace Color"),
+				type: "REPLACECOL",
+				x: 0,
+				y: 0,
+				color: 0xff62676d,
+				inputs: [
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("Color"),
+						type: "RGBA",
+						color: 0xffc7c729,
+						default_value: f32([0.8, 0.8, 0.8, 1.0])
+					},
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("Old Color"),
+						tooltip: _tr("Color to replace."),
+						type: "RGBA",
+						color: 0xffc7c729,
+						default_value: f32([0.8, 0.8, 0.8, 1.0])
+					},
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("New Color"),
+						tooltip: _tr("The replacement color."),
+						type: "RGBA",
+						color: 0xffc7c729,
+						default_value: f32([0.8, 0.8, 0.8, 1.0])
+					},
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("Radius"),
+						tooltip: _tr("Replace colors within this range."),
+						type: "VALUE",
+						color: 0xffa1a1a1,
+						default_value: 0.1,
+						min: 0.0,
+						max: 1.74
+					},
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("Fuzziness"),
+						tooltip: _tr("Soften edges around replaced regions."),
+						type: "VALUE",
+						color: 0xffa1a1a1,
+						default_value: 0.0
+					}
+				],
+				outputs: [
+					{
+						id: 0,
+						node_id: 0,
+						name: _tr("Color"),
+						type: "RGBA",
+						color: 0xffc7c729,
+						default_value: f32([0.8, 0.8, 0.8, 1.0])
+					}
+				],
+				buttons: []
+			},
 			{
 				id: 0,
 				name: _tr("Warp"),
@@ -1857,6 +1926,7 @@ class NodesMaterial {
 			{
 				id: 0,
 				name: _tr("Bump"),
+				tooltip: _tr("Generates a normal map from a height texture."),
 				type: "BUMP",
 				x: 0,
 				y: 0,
@@ -1874,6 +1944,7 @@ class NodesMaterial {
 						id: 0,
 						node_id: 0,
 						name: _tr("Distance"),
+						tooltip: _tr("Currently not implemented."),
 						type: "VALUE",
 						color: 0xffa1a1a1,
 						default_value: 0.0
@@ -1882,6 +1953,7 @@ class NodesMaterial {
 						id: 0,
 						node_id: 0,
 						name: _tr("Height"),
+						tooltip: _tr("Scalar value-typically a height map texture-giving the height offset from the surface."),
 						type: "VALUE",
 						color: 0xffa1a1a1,
 						default_value: 1.0
@@ -1910,6 +1982,7 @@ class NodesMaterial {
 			{
 				id: 0,
 				name: _tr("Mapping"),
+				tooltip: _tr("Transforms the input vector by applying translation, rotation, and scaling."),
 				type: "MAPPING",
 				x: 0,
 				y: 0,
@@ -2002,6 +2075,7 @@ class NodesMaterial {
 				buttons: [
 					{
 						name: _tr("blend_type"),
+						tooltip: _tr("Blending method"),
 						type: "ENUM",
 						data: [_tr("Partial Derivative"), _tr("Whiteout"), _tr("Reoriented")],
 						default_value: 0,
@@ -2142,6 +2216,7 @@ class NodesMaterial {
 			{
 				id: 0,
 				name: _tr("Clamp"),
+				tooltip: _tr("Clamps a value between a minimum and a maximum."),
 				type: "CLAMP",
 				x: 0,
 				y: 0,
@@ -2241,6 +2316,7 @@ class NodesMaterial {
 			{
 				id: 0,
 				name: _tr("Color Mask"),
+				tooltip: _tr("Generates a mask from color values-typically a texture-equal to mask color."),
 				type: "COLMASK",
 				x: 0,
 				y: 0,
@@ -2258,6 +2334,7 @@ class NodesMaterial {
 						id: 0,
 						node_id: 0,
 						name: _tr("Mask Color"),
+						tooltip: _tr("Color to use for mask."),
 						type: "RGBA",
 						color: 0xffc7c729,
 						default_value: f32([0.8, 0.8, 0.8, 1.0])
@@ -2266,6 +2343,7 @@ class NodesMaterial {
 						id: 0,
 						node_id: 0,
 						name: _tr("Radius"),
+						tooltip: _tr("Select colors within this range from input Mask Color."),
 						type: "VALUE",
 						color: 0xffa1a1a1,
 						default_value: 0.1,
@@ -2276,6 +2354,7 @@ class NodesMaterial {
 						id: 0,
 						node_id: 0,
 						name: _tr("Fuzziness"),
+						tooltip: _tr("Feather edges around selection. Higher values result in a softer mask."),
 						type: "VALUE",
 						color: 0xffa1a1a1,
 						default_value: 0.0
@@ -2490,6 +2569,7 @@ class NodesMaterial {
 				buttons: [
 					{
 						name: _tr("use_clamp"),
+						tooltip: _tr("Clamps the output value to the interval [0,1]."),
 						type: "BOOL",
 						default_value: false,
 						output: 0
@@ -2541,6 +2621,7 @@ class NodesMaterial {
 					},
 					{
 						name: _tr("use_clamp"),
+						tooltip: _tr("Clamps the output value to the interval [0,1]."),
 						type: "BOOL",
 						default_value: false,
 						output: 0