GoldenEye multi-player skin
Successfully complete campaign mode on the easy difficulty setting to unlock the GoldenEye multi-player skin.

Unlocking bonuses faster
Instead of starting campaign mode on the easy difficulty setting, do it on normal. You will unlock more things and will save a lot of time. If you think you are skilled enough, start on the hard difficulty setting to save even more time and unlock more bonuses.

Virtual Training bonuses
Successfully complete the indicated Virtual Training mission to unlock the corresponding bonus(es):

Virtual Training mission 1: Funhouse multi-player level and Hack ability
Virtual Training mission 2: Atlantis multi-player level
Virtual Training mission 3: Moonraker multi-player level and Polarity Shield
Virtual Training mission 4: Golden Gate multi-player level
Virtual Training mission 5: Uplink multi-player level
Virtual Training mission 6: Carver's Press multi-player level

You Only Live Once mode
Successfully complete campaign mode on the hard difficulty setting to unlock the You Only Live Once difficulty setting.