This is how you breed an army of unstoppable super-slugs.

IDK but since amoeboid organism can solve maze surely slung can do it too.

Tower Defence in real life.

Sounds like he's immortal.

I love tower defense games.

The SUPREME tower defense game was "Beat the Geek".

Are you familiar?

Sam and Dean Winchester approve

My first thought was someone trying to creatively communicate the hallucinogenic they'd taken, before I read the text.

... ok, but just for a sec, imagine the snoil looking & feeling around like snails do, then suddenly executing one is those elegant cat or dog jumps that they do jumping over a fence.

Natural selection