diff --git a/libs/xassets/xdynentitycoll.h b/libs/xassets/xdynentitycoll.h
new file mode 100644
index 0000000..d6b3c88
--- /dev/null
+++ b/libs/xassets/xdynentitycoll.h
@@ -0,0 +1,24 @@
+#ifndef XDYNENTITYCOLL_H
+#define XDYNENTITYCOLL_H
+
+#include "xasset.h"
+
+#include <QVector>
+
+class XDynEntityColl : public XAsset
+{
+public:
+    explicit XDynEntityColl();
+    ~XDynEntityColl();
+
+    void ParseData(QDataStream *aStream) override;
+    void Clear() override;
+
+private:
+    quint16 mSector;
+    quint16 mNextEntInSector;
+    QVector<float> mLinkMins;
+    QVector<float> mLinkMaxs;
+};
+
+#endif // XDYNENTITYCOLL_H