flashbacks are dreams that alcatraz sees in the nanosuit. there are five flashbacks that alcaraz has seen. these are :
flashback of prophet arguing whith Hargreave:
prophet is arguing with Hargreave telling him that they cannot defeat the ceph without the nanosuit but prophet is angry telling him that Hargreave cannot send Prophet's men to test he nanosuit but he disagrees telling him that they will die in the process.