A way to earn Prestige credits without playing Daybreak. (You would still have to own the DLC)
Red Talon contracts you to clear out infestations, and go on Zed Hunts, but instead of earning influence, you'd earn a small amount of Prestige credits.
A Red Talon Bounty Hunter who hires you to complete three bounties every in game day, each day, the bounties change and randomise. You are rewarded an amount of Prestige credits, dependant on the bounty.
also special new rewards that can be obtained only through main game