In general, what (Non-Duelist) agent is the most useful for a team to have that doesn't require line ups to reach their full potential? Lines ups are of course not required, but it is a part of using their utility to its fullest.

https://imgur.com/a/OUpbuHE The buddy we saw in game but didn't know how to get is now available, as expected, as a Prime Gaming reward! Will you guys get it?