Dark matter

Dark matter is a rare and powerful substance often harnessed by extraterrestrials.

Fiction

Main article: Dark matter fission cell

Megatron possessed a self-generating dark matter power core in his new body. Transformers: Revenge of the Fallen: The Movie Universe

Main article: Dark Matter Drive

Faced with the growing threat of the black hole, Primus attempted to obliterate the dark matter coming forth before it spread further into the universe. Transformers Cybertron: Primus Unleashed

Megatron wielded a dark matter beam as a subweapon. Revenge of the Fallen

Brainstorm explained to Streetwise that his mind was of such sophistication that he could simultaneously conduct theoretical research on dark matter, work on a nanite antibody to Cosmic Rust, and develop a metafictional bomb. Brainstorm arrival