Unlocked at Storm Calling rank 4.
- U6: This ability now starts at 20 seconds and increases in duration by one second with each rank.
- U6: This ability now grants the Major Expedition buff for 6 seconds. This duration increases with reach rank, up to a duration of 7 seconds at Rank 4.
- This ability now deals damage at every tick. 
- U6: Lightning Form now lasts for 15 seconds and grants you the Major Resolve and Major Ward buffs.