From a Single Cell/Quotes

""Morphology: Dark Samus. Reborn, enhanced and, vengeful. Enhanced beam system and Boost attacks added to arsenal. Stealth field generator present in armor. Tactical scans have identified several new battle systems in the armor of Dark Samus. She now wields a potent variant of your Charge Beam. Her Boost attack has been augmented, and the ability to render herself invisible is present as well. Bioscans suggest that Dark Samus can reform her body short of total atomic disruption. Extreme caution recommended.""

- Enemy Scan of Dark Samus, from Metroid Prime 2: Echoes