One empowered "Iron Maw Orbit" and one "Viperfang Tassets" unique items added to the game.
A new Missile Spawn Chance skill gem added to the game.
Lightning Blast: Stage damage scaling increased to 1.5 per stage (from 0.35). Faster channeling cap increased to 100 (from 50). At max-charge explosion, it now spawns 6 small Lightning Blast explosions in an area. Small explosions deal half of the max-charge explosion damage. Every 10 levels will add extra small lightning blast explosions.
Iron Tempest: Base damage scaling changed to level * 0.1 (from level * 0.05). Final hammer segment damage increased to x6 (from x3). Growth duration is reduced to 3 seconds (from 5 seconds). Skill levels now add damage, faster rotation and extra hammers once full growth completed.
Missile: Base damage changed to x7 + level * 0.1 (from x7). Critical strike chance increased to 10% (from 5%). Every 10 levels will add big projectile spawn chance on hit.