Invincible Fortress

Pay 800 Life Points. Select 1 face-up monster on your opponent's side of the field. Take control of the selected card until the end of this turn.

If a Rock-Type monster in Defense Position is attacked, double any Battle Damage to the controller of the attacking monster.

Return 1 monster on the field to its owner's hand.

While this card is face-up on your side of the field, when a monster is returned from the field to the owner's hand, the owner of the returned monster selects 1 card in their hand and sends it to the Graveyard.

Only once during each player's End Phase, the turn player Tributes 1 face-up monster on his/her side of the field and inflicts damage to the opponent's Life Points equal to half of the original ATK of the Tributed Monster.

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by Tributing 1 monster on your side of the field that includes sphinx in its card name. While this card is face-up on the field, each time an EARTH monster is Flip S

When this card is sent to the Graveyard as a result of battle, you can Special Summon 1 EARTH monster with an ATK of 1500 or less in face-up Attack Position from your Deck. Then shuffle your Deck.

This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 EARTH monster in your Graveyard. When this card is destroyed as a result of battle and sent to the Graveyard, destroy all Spell and Trap Cards on th

Once per turn, you can flip this card into face-down Defense Position. When this card is Flip Summoned, return 1 monster on your opponent's side of the field to the owner's hand.

Once per turn, during your Main Phase, you can flip this card into face-down Defense Position. When this card is Flip Summoned, you can switch the original ATK and DEF of 1 face-up EARTH monster on the field until the end of this turn.

Once per turn, during your Main Phase, you can flip this card into face-down Defense Position. When this card is Flip Summoned, return all monsters on your opponent's side of the field to the owner's hand.

Once per turn, during your Main Phase, you can flip this card into face-down Defense Position. When this card is Flip Summoned, return 1 monster on your opponent's side of the field to the owner's hand.