After 1st raid attemt has been thwarted by some weird Kind of Elite Ant (See Picture 1), I found an Other Dungeon + went back in the old one, to get myself 2 Queens for breeding (Picutre 2).
Whole Raid on todays VOD https://www.twitch.tv/thecrispyonehc for an indeph how to easily raid Anthills lifeguide ^^