Experience Points

Experience Points (XP) are points earned by playing Single Player, Challenge Mode, or Multiplayer in Overload. Reaching certain XP milestones unlock various options in all modes.

Challenge Mode
The Trinomular and Cyclonus Challenge Mode levels are unlocked at 5000 XP. The other unlocks are listed below:

Multiplayer
Both Loadouts and Modifiers are unlocked with XP.