The first guy looks to be an execution check ... apparently the raid has to play Galaga, then kill MC'd folks, then hang out in shields.
Then all 3 at once.
As Earthworm Jim/Ash once said, "Groovy".
2nd guy is a test of your ability to spread and group effectively, while dodging tornados. Or as I like to call it, "why are we still dying to Maddening Shout?"