Destroy from within

Unveiled ( If this card was revealed from the top of
your library, then play it without paying is mana cost).
Reveal 3 cards on top of your library then :
• If one or more creature was revealed, destroye
an opponent creature.
• If one or more land was revealed, destroye an opponent land.
• If one or more artefact was revealed, destroye
an opponent artefact.
Shuffle the revealed cards into your library.