Sauropod Brachion [ANPR-EN095] Rare

You cannot Special Summon this card from your Deck. You can Tribute Summon this card by Tributing 1 Dinosaur-Type monster. Once per turn, you can change this card to face-down Defense Position. When this card is Flip Summoned, change all other monsters to face-down Defense Position. If your opponent attacks this card, any battle damage they take is doubled.