REBUILD YOUR DEFENSES "Big Shield Gardna" has a high DEF, but sometimes your opponent might have a monster strong enough to destroy it in battle. When that happens, activate "Broken Blocker" and Special Summon 2 more copies of "Big Shield Gardna" from your Deck. This will protect you from your opponent's other attacks and give you time to plan your comeback. - click here for another Dueling Tip.