Very interesting mechanic. I really like the name
![Smiley :)](https://elementscommunity.org/forum/Smileys/solosmileys/smiley.gif)
Balance-wise, I think the upgraded should be 2|2 and cost 5
![Water :water](https://elementscommunity.org/forum/Smileys/solosmileys/../../../images/Misc/water18x18.png)
, considering how great the ability is as enemy creature removal. It's basically a banishment of the creature, regardless of its size or stats, so long as it's able to be targeted.