Cyber Jar (Starfoil) (BP01-EN002) - Battle Pack: Epic Dawn Unlimited

FLIP: Destroy all monsters on the field, then both players reveal the top 5 cards from their Decks and Special Summon all revealed Level 4 or lower monsters in face-up Attack Position or face-down Defense Position, and add any remaining cards to their hand. (If either player has less than 5 cards in their Deck, reveal as many as possible.)