Fallout 4 Automatron will be available on Xbox One, PlayStation 4, and Steam on March 22 for $9.99 USD, £7.99 GBP, $14.95 AUD.
Bethesda said:The mysterious Mechanist has unleashed a horde of evil robots into the Commonwealth, including the devious Robobrain. Hunt them down and harvest their parts to build and mod your own custom robot companions. Choose from hundreds of mods; mixing limbs, armor, abilities, and weapons like the all-new lightning chain gun. Even customize their paint schemes and choose their voices!