Doomtrain and Diabolos?

The worst roommates ever --> The names of the G.F. are bad
One is a loud obnoxious braggart --> Doomtrain makes lot of noise
The other is a little quieter and --> Diabolos, little quiter as doomtrain
In the end a lot more helpful" --> Diabolos Abilities are quite =usefull, 0% enemy