Structure Deck: Invincible Fortress

Pay 800 LP, then target 1 face-up monster your opponent controls that can be Normal Summoned/Set; take control of that target until the End Phase.

Brain Control

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

Canyon

Target 1 monster on the field; return that target to the hand.

Compulsory Evacuation Device

When a monster is returned from the field to the owner's hand, the owner of the returned monster selects and sends 1 card in their hand to the Graveyard.

Criosphinx

Once per turn, during each player's End Phase: The turn player must Tribute 1 face-up monster, and if they do, inflict damage to their opponent equal to half the original ATK of the Tributed monster.

Ectoplasmer

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by Tributing 1 "sphinx" monster. Each time an EARTH monster is Flip Summoned while this card remains face-up on the field, inflict 1000 damage to your opponent.

Exxod, Master of The Guard

When this card is destroyed by battle and sent to the Graveyard: You can Special Summon 1 EARTH monster with 1500 or less ATK from your Deck, in Attack Position.

Giant Rat

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by banishing 1 EARTH monster from your GY. If this card is destroyed by battle and sent to the GY: Destroy all Spells and Traps on the field.

Gigantes

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Target 1 monster your opponent controls; return that target to the hand.

Golem Sentry

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.

Great Spirit

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Return all monsters your opponent controls to the hand.

Guardian Sphinx

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 its owner's hand.

Guardian Statue

Destroy 1 face-up Attack Position monster with the highest ATK. (If it is a tie, you get to choose.)

Hammer Shot

Your opponent cannot select a face-down Defense Position monster as an attack target.

Hieracosphinx

When your opponent activates a Spell Card: They can discard 1 Spell Card to negate this card's effect, otherwise negate the activation of their Spell Card, and if you do, destroy it.

Magic Drain

Shuffle any number of cards from your hand into the Deck, then draw that same number of cards.

Magical Mallet

This card cannot be Special Summoned. This card returns to the owner's hand during the End Phase of the turn that this card is Normal Summoned or flipped face-up. If this card is Normal Summoned or flipped face-up, look at 1 card on the top of your Deck during your next Draw Phase (before you draw), and return the card to the top or the bottom of your Deck.

Maharaghi

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

Medusa Worm

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by removing from play a Rock-Type monster(s) in your Graveyard. The original ATK and DEF of this card become the number of Rock-Type monsters you removed from play when you Special Summoned this card x 700.

Megarock Dragon

Once per turn, you can flip this card into face-down Defense Position.

Moai Interceptor Cannons

Target 1 Spell/Trap on the field; destroy that target.

Mystical Space Typhoon

When an opponent's monster declares an attack: Your opponent chooses 1 random card in your hand and calls the type of the card (Monster, Spell, or Trap), and if they call it wrong, return the attacking monster to the hand.

Ordeal of a Traveler

Activate this card by paying 800 LP, then target 1 monster in your Graveyard; Special Summon that target in Attack Position and equip it with this card. When this card is destroyed, destroy the equipped monster.

Premature Burial

Draw 2 cards and skip your next 2 Draw Phases.

Reckless Greed

Each time a monster you control inflicts Battle Damage to your opponent, your opponent discards 1 random card.

Robbin' Goblin

When this face-down Defense Position card is destroyed and sent to the Graveyard, except by battle, switch the original ATK and DEF of this card and Special Summon it.

Sand Moth

Switch the original ATK and DEF of all face-up monsters currently on the field, until the end of this turn.

Shield & Sword

Once per turn, by paying 300 Life Points, rearrange the face-down Defense Position monsters in your Main Monster Zones, then return them in face-down Defense Position.

Shifting Shadows

Double any Battle Damage your opponent takes when they attack this monster.

Stone Statue of the Aztecs

After this card's activation, it remains on the field, but you must destroy it during the End Phase of your opponent's 3rd turn. When this card is activated: If your opponent controls a face-down monster, flip all monsters they control face-up. While this card is face-up on the field, your opponent's monsters cannot declare an attack.

Swords of Revealing Light

During your Main Phase or your opponent's Battle Phase: You can pay 500 Life Points; immediately after this effect resolves, Normal Summon/Set 1 monster.

Ultimate Offering

You take no battle damage from your opponent's monsters this turn. Your monsters cannot be destroyed by battle this turn.