Minor Slime launchers waste time going after fish in fish tanks

[Cirrial]

So I'm indirectly the reason this happens, whoops. Originally mobcritters (which fish are, which is why you can observe their thrilling underwater lives as a ghost) weren't targeted by blob slime launchers or attacks, but after a special round where clownspider sec handily dispatched a blob helpless to defend itself mobcritters were made valid targets.

It should be feasible to check if a mobcritter has an active player in it, I'll look into fixing this.