"Cyclonus..." Prism heard Nightscream breathe out the name of the Decpticon, and in an instant, Prism was in her Biped form, guns ready and pointed at the living legend. 

"Not to say that I'm not happy to see another big face, but you weren't only a Decpticon, but also one of the bigger forces on the team." Prism explained carefully, to the hopefully former 'Con.