Cyber Jar (MRL-077) [Magic Ruler]

FLIP: Destroys all monsters on the field (including this monster). Both players then pick up (not Draw) 5 cards from the top of their respective Decks and show the cards to each other. Immediately Special Summon any Monster Cards of Level 4 or lower among them on the field in face-up Attack Position or face-down Defense Position. The rest of the cards picked up are placed in the players'' hands.