Adjusted the attack range of Iron Skimmer.
The attack power was reduced, and it became a fairly wide range of AOE attacks.

Adjust the performance of the back barrel

I was able to fix probably crashing under certain conditions.

I was able to fix probably crashing under certain conditions.

I cleaned mesh a little

Easy-to-understand portrait

Slightly adjust Ironroach performance

fixed that some enemies were acting a little differently.

Add variations