The Xenoresearch Lab is a room on the G.F.S. Olympus. It consists of two levels, an upper level with a U-shaped corridor connecting the room to the rest of the ship, and a lower area with a reactor. These levels are connected by ramps and extensions which can be jumped on to, but glass windows separate them and prevent access between the two levels. The lower level contains two entrances to a maintenance hatch, both secured with tough grating. Initially, when Samus entered the room, she saw an injured Federation Marine being attacked behind crates by two Crawltanks. Upon approaching them, they become distracted by her presence and attack her instead of the Marine. However, if she hesitated in running to the Marine's rescue to Marine would be killed from the attack. Eventually, she would be