Later in his comic history, Iron Man started using the Repulsor Tech node. This power source would be used for almost all of his new armors going forward, including his Bleeding Edge armor.

is the true utility knife of Tony's armor collection. Model 51 piggybacked off Iron Man's other nanotech armors (like the Bleeding Edge suit) as well as other modular designs, resulting in a suit ...

“It only makes sense to use a Hammer against a Stark,” she told him in Iron Man #1, revealing she used ... and energy markets with Stark’s bleeding-edge technology. She then revealed that ...