Antagonists from 3 Music Videos

These are the Antagonists from 3 Music Videos.
This is a Multiple Armed Monster from "F.K.O."
after all the Leaf Headed Creatures were fighting
when they became, except Ivan, he was the last one of all
while the Multiple Armed Monster chased Ivan underground,
These are the giant Robots from "Long Vein of the Law"
came from huge Airships when they were arrived and the
Block Creatures were panicking and it's up the Kato
to save the City from these giant Robots,
and this is a Demon Monster from "Swan Meat"
made of black Stuff and Sergei was terrified that the Demon Monster
was gonna eat him, and then Sergei was in the Stomach of the Demon Monster
to bite a Stomach Stalactite that was fleshy to make the Demon Monster
disintegrated and the black Stuff was flying around and then
Sergei survived.