I wouldn’t call them a villain, personally. They were a species trying to slap the Borg back home and became aware of our space. They saw us working with the Borg and started to prep for an invasion of Earth. But after diplomatic relations with Starfleet they realize that Earth may pose some threat but had ZERO interest in starting a war with any species, much less a species they’d never even heard of before.
I wouldn’t call them a villain, personally. They were a species trying to slap the Borg back home and became aware of our space. They saw us working with the Borg and started to prep for an invasion of Earth. But after diplomatic relations with Starfleet they realize that Earth may pose some threat but had ZERO interest in starting a war with any species, much less a species they’d never even heard of before.