Spellcaster at max distance from the party, partially concealed in terrain that has a lot of places where Goblins might hide.

I see no way how this could go badly.

Sometimes this backfires when a sneaky/fast/burrowing/teleporting enemy decides to say hello

Be me. Max skill at archery. Get ambushed by zombies. Find a high spot, headshot zombies away like nothing. Meanwhile my melee friends: aWW mAnn WtF aLL mY aRmoR iS goNe aLrEaDy aND i’M alMost DeAd. ThEsE rAiDs ArE sTuPid.