Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.
Choose one — All creatures get -1/-1 until end of turn; or destroy target enchantment; or regenerate each creature you control.
Destroy target artifact or enchantment. You gain 3 life.
Destroy target artifact or enchantment.
Choose one or more — Destroy target artifact; destroy target enchantment; and/or destroy target land.
Whenever Rust Scarab becomes blocked, you may destroy target artifact or enchantment defending player controls.
Destroy target artifact or enchantment, then populate. (Put a token onto the battlefield that's a copy of a creature token you control.)