Lockout Gardna (CIBR-ENSE3) - Circuit Break Limited

When an opponent's monster declares a direct attack: You can Special Summon this card from your hand in Attack Position, and if you do, it cannot be destroyed by battle this turn. When a monster your opponent controls activates its effect that targets 1 Cyberse monster you control (and no other cards) (Quick Effect): You can make both that Cyberse monster you control and that monster your opponent controls have their effects negated until the end of this turn.