I think the art is bad throughout the entirety of all 3 issues, except for the sheep-things... the alien shots are definitely the worst.
But look at those sheep-things. It looks like a completely different artist drew them!! They turned out good! I think those turned out good, and look like a different artist drew them, because it was the one thing he had to use his imagination for and create from scratch; everything else he had photos and screenshots to use.
PS. Why do the two aliens on page 10 look too small?