Solus Prime(Aka Salvia Prominon)

Its purpose now served, Solus believed the weapon should be destroyed to prevent its misuse, though Megatronus believed it was safer in his care. The Swamp The two began fighting over the weapon, inadvertently causing it to fire and mortally wound Solus. Dying in Megatron's arms, her life force was released into the air before forming the Well of Sparks. Without Warning Consequences Because of her death, the other members of the Thirteen sealed the Blaster away and Megatronus began brainstorming a plan to reunite with Solus. Athenaeum Sanctorum Ultimately, Megatronus obtained the Enigma, Blaster and Matrix of Leadership, combining their powers to siphon life energy from Transformers everywhere into the Well. As his team arrived and subdued Megatronus, Megatron watched as the energy coalesced and Solus began to reform. Confused by her circumstances, she asked Megatron what was happening to her, which he explained. She proceeded to only stand and observe as Megatronus eliminated each of his foes. Collision Course Horrified by what she witnessed, Solus repeatedly begged Megatronus to stop, directing the others to destroy the machine tethering her to the Well. The machine eventually released the relics, causing Solus to begin to fade away. Megatronus Unleashed Still begging for help and for Megatronus to stop, Solus took matters into her own hands and used the energy of the sparks to grow in size and grabbed Megatronus. Calling him out on the many atrocities he had committed, including causing her death, she pulled him down into the Well, killing them both and releasing all the accumulated sparks. Saga's End 2019 IDW continuity   One of the Thirteen Primes, Sea of Rust I Solus Prime forged the Matrix of Leadership during the Age of Primes, an act that was said to be guided by Primus himself. Prime She survived the end of the Age of Primes, living into the Age of the Firstforged where her own Ur-Forge brought forth new life on Cybertron. End of Time In that age, Solus Prime was once visited by a supplicant named Solomus, who shared his vision for Crystal City. Solus and Alchemist Prime helped Solomus bring his dream to fruition. A Dust of Crystals

She is the forth oldest of the Primes and an original member and the template to every female transformers after her most notable Windblade and Mistress of flame..