Halo 5 Achievements

Need 3 for achievements. these are the following ill be trying to nail down. GT is same as on here and i am waiting in the lobby.

enemy of my enemy
on my mark
maverick
preying mantis
harbinger
prison break
double stuff
one for all
all for one

I am up for Harbinger and All for One (I can help with others, but I have them already).