Manganese Mountains

The sky is falling! The sky is falling!

The Manganese Mountains is a remote mountain range somewhere on Cybertron.

Fiction

Marvel Comics continuity

Fortress Maximus and his troops operated out of a cave gouged into the Manganese Mountains until they got sick of the war and left for Nebulos. Ring of Hate! Some time later, Scorponok's forces raided the abandoned base and found out where the Autobots had gone to. Broken Glass!

IDW Generation 1 continuity

Long ago when the war broke out, the starship Peaceful Resolution, crewed by neutrals such as Prowl, was shot down over the Manganese Mountains. The Death of Optimus Prime Ironfist's first campaign was in the Manganese Mountains, and it was there that he fashioned Optimus Prime's laser rifle, though unfortunately Prime mistook Ironfist for his chief rival, Skyfall. Last Stand of the Wreckers #4 During the 6th cycle 351, Scorponok battled an Autobot unit including Chromedome, Rewind, and Shimmerstick in the Manganese Mountains. The Custom-Made Now

When Vector Sigma reset Cybertron to a primordial state, the mountains were corroded away. The Death of Optimus Prime

Shattered Glass

When the Autobots destroyed Tyrest University, the three Predacons went into hiding in the Manganese Mountains and started honing their hunting skills. The mountains soon became known for being haunted by vicious killers. BotCon 2008 Razorclaw profile card

Animated cartoon

Highbrow went to a secret meeting with Longarm, where he was then summarily dispatched. The AllSpark Almanac II

2015 Robots in Disguise cartoon

The Manganese Mountains were a Cybertronian vacation destination suggested by the Bee Team. Ghosts and Impostors