ok, this then explains this. Sorry for bothering you guys

I was now able to kill it with poison capsules. Still strange that Uranium cannon shell damage get instantly healed. As if they have zero effect

I will check this out as well. Will keep you posted

Hi guys,
I have recently started a "Marathon" setting run and figured out that Small Destroyer Worms seem to have instant heal in this run. In my previous run, I did not have this issue. No matter what I try, all damage is instantly healed. Also tank uranium shell with direct hits do not help.

Only ...