Two roster rows will be unlocked in the Proving Grounds and you will receive 12 veteran units (one of each advanced class) with ALL their color variations unlocked:
- Skystriker
- Siege Archer
- Bowmaster
- Thrasher
- Backbiter
- Raidmaster
- Warhawk
- Warleader
- Warmaster
- Provoker
- Strongarm
- Shieldmaster
