Amalgams VS Originals

Johnnynaut (Johnny Sorrow and Juggernaut)
Silver Rider (Silver Surfer and Johnny Blaze)
Thorman (Superman and Thor)
Beta Ray Henshaw (BRB and Cyborg Superman)

VS

Amethyst
Swamp-Thing
Kurse
Legion

amalgams

Not sure how the amalgams could put ST down.

Legion would get a few casualties.
Swampthing would just return once Thorman tries to speedily teleport it into another dimension.
But Silverrider could pretty much kill any of the murderers in this team with Cosmic Panance Stare!!!!!