Lets expand and discuss potential weapon ultimates.

2 Hand:
Buzzsaw
Cast time - instant
Target- area
Radius - 12m
Duration - 8 seconds
Cost - 300 ultimate
Spin in a moving circle swinging your 2hand weapon at all enemies in your path for 8 seconds. Each attack deals 6200 physical damage and returns 15% as Health. Weapon attack speed increases spin speed. Spin to Win.
link: https://www.youtube.com/watch?v=2fESlNhLtDg time at 0:26



1 Hand and Shield:
Sky Shield Slam
Cast Time - instant
Target - area
Radius - 18m
Duration - 8 seconds
Cost - 130 ultimate
Leap high in the sky and come crashing down with your shield onto the ground stunning all in the area for 8 seconds. Enemies caught in the slam take 20% extra damage from all sources and have healing reduced by 20% for 6 seconds. Grants user Major Protection reducing their damage taken by 8% and also grants user immunity to knockback and disabling effects for 8 seconds.
link: https://www.youtube.com/watch?v=8oTYfzGYKNs



Dual Wield:
Frenzy
Cast Time - instant
Target - Enemy
Cost - 90 ultimate per second
Each light attack increases attack speed by 10% and weapon damage by 125 until ultimate is depleted. During this duration the user’s damage taken is capped at 30% max HP. Each successful hit returns 8% damage as stamina.
link: https://www.youtube.com/watch?v=2hFayvJPhrI time at 1:30



Bow:
Rapid Fire
Cast Time - instant
Target - enemy
Duration - 7 seconds
Range - 20m
Cost - 175
The archer fires a rapid assault of 21 arrows at its target over 7 seconds. Each arrow ignores 2% more armor than the previous arrow and applies knockback. The final arrow ignores 100% target armor and applies 2450 poison damage per second for 3 seconds.
link: https://www.youtube.com/watch?v=QlLaE9CXgbA time at 0:55



Destruction staff:
Elemental Pool
Cast Time - instant
Target - area
Duration - 9 seconds
Radius - 18m
Cost - 250 ultimate
Each staff drops an Elemental pool radius 18m. The pool last for 9 seconds and does 2560 elemental damage per second. Allies can activate a synergy in accordance to the elemental staff used:
Ice Staff = Synergy Blizzard slows enemy movement 75% for 6 seconds. Slowed enemies deal 30% reduced damage. link: https://www.youtube.com/watch?v=zOmLVQEY_HY&list=PLB53AD50DBC5DF7B0&index=17 time at 1:18
Inferno Staff = Synergy Fire vortex consumes enemies in the pool into the vortex dealing 6875 damage. link: https://www.youtube.com/watch?v=5SyX2NUEkKk
Lightning Staff = Synergy Electric shock stuns all enemies in pool for 5 seconds. link: https://www.youtube.com/watch?v=w--os2zqRGM



Restoration Staff:
Earth Wall
Cast Time - instant
Target - area
Duration - 12 seconds
Radius -15m
Cost - 130 ultimate
The user creates an Earth Wall barrier to protect allies from single direction attacks. The wall absorbs 18500 damage plus an additional 1850 damage for each allies within 8m of the wall. Wall duration is 12 seconds or until the total damage is absorbed. Each 1k damage the wall absorbs grants the user 1 ultimate. link: https://www.youtube.com/watch?v=_RpgbZcHk_A



These numbers may not be correct, close or even in the same ball park. I'm open to changes.