[General] Boundary and Pathing Blocker help

[PerPlumeShake]

Hello, i would like to ask is how to kill a creeps whenever they accidentally summoned within the boundary or either near the pathing blockers?
Here is the example:

thanks in advance

 

[Planetary]

Do they need to be killed?

I'm pretty sure if you try moving a summoned unit to its current position it will recalculate pathing and be moved outside of the invalid pathing.