2.5d Toolkit -

void LateUpdate() Vector3 delta = Camera.main.transform.position - camStart; transform.position = new Vector3(transform.position.x + delta.x * parallaxFactor, transform.position.y + delta.y * parallaxFactor, transform.position.z);

Or use Unity's (Project Settings → Graphics → Set 2.5D Sorting Axis to (0,1,0) ). 3. Parallax Backgrounds Create a parallax layer controller: 2.5d toolkit

Convert mouse click to 2.5D grid cell: