It shouldn't be too difficult to achieve what you ask without slayer pathing however.
The normal hole zombie auto attacks the nearest player, so the only thing we're missing is for it to break a barrier; which in all fairness deserves some durability.
These are the events I did, assuming this situation applies
Here is the hole bot breaking a barricade
The events on the hole bot are
The events on the barricade are
You could increase the touches variable count for stronger barrieres/more zombies per barrier
Last but not least the brick the zombies are going to when they don't have a target. In this case is the spawnBrick aka the target brick
