deceptive, vain, and sadistic tyrant. Publicly revered as the sole surviving hero of the original Primes, he is secretly a fraud who betrayed the true Primes to the alien Quintessons to seize absolute power over Cybertron. He instituted a rigid caste system on Cybertron based on transformation abilities, stripping lower-class miners of their ability to transform to keep them subservient. Egotistical, arrogant, and deeply insecure, he relies on extreme manipulation and intimidation to maintain his false legacy. Features a royal blue and gold color scheme, a segmented face mask inspired by IDW comics, and deployable golden wings used for flight. Wields dual swords resembling the Primax Blade, built-in arm blasters, wrist shooters, and heavy battle armor. Sentinel actually sold out the Thirteen Primes to the alien Quintessons, stole their power, stripped transformation cogs from the working-class miners, and ruled as a brutal dictator for 50 cycles. He stole Megatronus Prime’s cog for himself. When in public he acts kind and like a hero.

secondary antagonist, serving as Sentinel Prime's ruthless first lieutenant, enforcer, and covert-surveillance officer in Iacon City. Cruel, humorless, and intensely loyal to Sentinel, she is complicit in the conspiracy to keep the citizens of Cybertron mine-bound while secretly serving the Quintessons. Airachnid sports a sleek, elongated black and dark-purple helmet. The most unsettling feature of her design is that her rear head plates can split open like a Demogorgon from Stranger Things. The interiors of those head plates are lined with countless spinning mechanical eyeballs and neon purple scanners. This allows her to record and monitor everything in her environment. Her robot mode features highly segmented, creepy limbs with sharp, defensive blades that give her fluid, spider-like movement despite being constructed out of rigid mechanical armor. transforms into an overdesigned, highly lethal Cybertronian stealth drone jet. Her rear mechanical legs fold back and break apart to form the drone’s massive spinning rotor wings. Airachnid fights with high-octane agility and martial arts prowess. Her forearms house primary thrusters and mounted dual cannon blasters, and she can deploy hidden flip-out handguns during close-quarters combat.

Generally smaller, sleeker, and Often sports a simpler, lighter, or more subdued color scheme depending on the continuity (such as blue and white or lighter red accents). Deeply hopeful about Cybertron and believes in fairness, cooperation, and the inherent goodness of others. he is shown as a rule-breaking, sassy, and loose-spirited underdog who chafes against rigid caste systems. driven by an innate desire to save others long before he carries the burden of leadership. Initially trusting of authority or charismatic revolutionaries.

robust, gray-and-black Cybertronian miner. He has a sturdy, industrial frame colored primarily in dark gray and black, reflecting his hard labor class. He proudly wears a rare collectible sticker of his idol, Megatronus Prime, on his shoulder. He starts as a rule-following, loyal energon miner who respects authority and values protocol. He acts as a grounded, cautious best friend to the adventurous Orion Pax. He is a huge fan of sentinel Prime and has no idea of Sentinels crimes.