Now you see me...
Magic is freeing, a means to an end. Use it to go where you want, do as you please, and avoid the consequences.
Level 3
Dimensional Assault.
Action: Expend Arcane Cascade to teleport up to half your speed, and then attack with your weapon.
Enchanted Step.
While in Arcane Cascade, gain +2 speed.
Level 7
Blink and You Miss Me.
2 Actions: Teleport up to your speed and become invisible until you move or attack.
Malicious Prank.
(1/encounter) Reaction: When you are attacked, you can choose a different adjacent enemy to become the target. Swap places with them.
Level 11
Alone In the Dark.
When you hit an enemy while there are no other creatures adjacent to either of you, double your Arcane Cascade damage.
Level 15
Shadow Raid.
(1/Safe Rest). 2 Actions: Make a weapon attack against every enemy in a 6x6 area up to Range 12 away. If there is only one enemy in the area, make three weapon attacks against it. These attacks are not penalized by Rushed Attacks.