You are Cordially Invited...

Seeing as they're going to be 'drawn' on an in-game canvas like this rainbow week thing, I'm sure it's just those 3 monsters. Not like octopus is a level 31+ monster.

*nightmare vision of a thousand second jobbers trying to crowd into two octopus maps*

I really, really, hope you're wrong. Or that the quest is so easy that everyone will be in and out of that map in a minute or two.