4 files changed, 9 insertions, 3 deletions
diff --git a/packages/memory-graph/src/components/graph-canvas.tsx b/packages/memory-graph/src/components/graph-canvas.tsx
index 59efa74d..ae233a19 100644
--- a/packages/memory-graph/src/components/graph-canvas.tsx
+++ b/packages/memory-graph/src/components/graph-canvas.tsx
@@ -241,7 +241,8 @@ export const GraphCanvas = memo<GraphCanvasProps>(
 							connectionColor = colors.connection.medium;
 					} else if (edge.edgeType === "version") {
 						// Version chains: Double line effect with relation-specific colors
-						dashPattern = [];
+						// Special dashed pattern for "merges" relation
+						dashPattern = edge.relationType === "merges" ? [8, 4] : [];
 						connectionColor = edge.color || colors.relations.updates;
 						opacity = 0.8;
 						lineWidth = 2;
diff --git a/packages/memory-graph/src/components/legend.tsx b/packages/memory-graph/src/components/legend.tsx
index 16f588a9..b36c8ffe 100644
--- a/packages/memory-graph/src/components/legend.tsx
+++ b/packages/memory-graph/src/components/legend.tsx
@@ -229,11 +229,15 @@ export const Legend = memo(function Legend({
 												["updates", colors.relations.updates],
 												["extends", colors.relations.extends],
 												["derives", colors.relations.derives],
+												["merges", colors.relations.merges],
 											].map(([label, color]) => (
 												<div className={styles.legendItem} key={label}>
 													<div
 														className={styles.relationLine}
-														style={{ borderColor: color }}
+														style={{
+															borderColor: color,
+															borderStyle: label === "merges" ? "dashed" : "solid"
+														}}
 													/>
 													<span
 														className={styles.legendText}
diff --git a/packages/memory-graph/src/constants.ts b/packages/memory-graph/src/constants.ts
index 23193601..b93912e0 100644
--- a/packages/memory-graph/src/constants.ts
+++ b/packages/memory-graph/src/constants.ts
@@ -46,6 +46,7 @@ export const colors = {
 		updates: "rgba(147, 77, 253, 0.5)", // purple
 		extends: "rgba(16, 185, 129, 0.5)", // green
 		derives: "rgba(147, 197, 253, 0.5)", // blue
+		merges: "rgba(251, 165, 36, 0.5)", // orange
 	},
 };
 
diff --git a/packages/memory-graph/src/types.ts b/packages/memory-graph/src/types.ts
index 0a80df22..df783cb0 100644
--- a/packages/memory-graph/src/types.ts
+++ b/packages/memory-graph/src/types.ts
@@ -15,7 +15,7 @@ export interface GraphNode {
 	isDragging: boolean;
 }
 
-export type MemoryRelation = "updates" | "extends" | "derives";
+export type MemoryRelation = "updates" | "extends" | "derives" | "merges";
 
 export interface GraphEdge {
 	id: string;