An Owl of Luck [DR1-EN021] Common Countinuous Trap if it is attacked by

if it is attacked by an opponent's monster with higher ATK: You can inflict damage to your opponent equal to the difference between the attacking monster's ATK and the targeted monster's

if this card attacks an opponent's monster: You can make that opponent's monster lose 1000 ATK for each face-up Pendulum Monster in your Extra Deck

Set: Battle Pack 2: War of the Giants – Round 2 Card type: Effect Monster Rarity: Common Attack: 800 Defense: 100 If this card in its owner's possession is destroyed by your opponent's card (either by battle or by card effect): Your opponent cannot conduct their Battle Phase during their next turn

Set: 2014 Mega-Tins Mega Pack Card type: Effect Monster Rarity: Super Rare Attack: 1600 Defense: 1550 You can only use each effect of "Evilswarm Kerykeion" once per turn

An Owl of Luck [DR1-EN021] Common Countinuous Trap if it is attacked bySet: Dark Revelation Volume 1 Card type: Effect Monster Rarity: Common Attack: 300 Defense: 500 FLIP: Select 1 Field Spell Card from your Deck and place it on top of your Deck. If "Necrovalley" is on the field, you can add the selected Field Spell Card to your hand instead.