Primus' Grand Plan is said to be a broad roadmap to all creation that, if successful, will ensure him victory over Unicron.
According to legend, The Plan was formed in the earliest days of his conflict with Unicron, before Cybertron existed, and extends into the future and beyond.
| “ | The framework of Primus' Grand Plan was an intricate and complex blueprint of possibilities and outcome, an evolving structure that needed the occasional delicate tweak to keep it viable. | ” |