Sacred Foundry [Gatecrash]Set: Gatecrash Type: Land Mountain Plains Rarity: Rare ({T}: Add {R} or {W}.) As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. Burning fervor and fearsome skill create a lethal beauty terrible to behold.

or Graveyard to your Deck

Set: Modern Masters Type: Legendary Creature — Dragon Spirit Rarity: Mythic Cost: {4}{B}{B} Flying

it is changed to Defense Position at the end of the Battle Phase

Set: Diamond & Pearl: Legends Awakened Type: Psychic Rarity: Rare Retreat cost: Colorless

Set: Black & White: Boundaries Crossed Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Set: Absolute Powerforce Card type: Normal Spell Rarity: Secret Rare Attack: 0 Defense: 0 Once per turn

If all "Batteryman AA"(s) you control are in Defense Position

Set: 2002 Collectors Tin Card type: Normal Monster Rarity: Secret Rare Attack: 2500 Defense: 1200 (This card is always treated as an "Archfiend" card

or Special Summon

Set: The Lost Art Promotion Card type: Quick Play Spell Rarity: Ultra Rare Target 1 face-up monster on the field

Set: HeartGold & SoulSilver: Unleashed Type: Supporter Rarity: Promo

Special Summon it in Defense Position