Fiend / Synchro / Effect

1 Tuner + 1+ non-Tuner Fiend monsters

During your opponent's Main Phase (Quick Effect): You can target 1 Effect Monster on the field; discard 1 monster, and if you do, negate that monster's effect until the end of this turn. You can only use this effect of "Groza, Tyrant of Thunder" once per turn. If a Fiend monster(s) is sent from the hand to your GY (except during the Damage Step): You can apply 1 of the following effects to this card, until the end of this turn.

● Cannot be destroyed by battle. ● Cannot be destroyed by your opponent's card effects. ● Your opponent cannot target this card with card effects.

Aqua

A slime boss that is definitely tougher than it looks.

When your opponent activates "Harpie's Feather Duster": Negate its effect, and if you do, destroy all Spells and Traps your opponent controls.

Destroy all Spell and Trap Cards on your side of the field. Increase your Life Points by the number of destroyed cards x 500 points.

Beast / Effect

FLIP: Your opponent cannot Special Summon for the rest of this turn.

Zombie / Effect

If this card is Special Summoned from the GY: You can target 1 monster you control; it cannot be destroyed by battle or card effects this turn. During the End Phase, if this card is currently banished, and was banished this turn: You can add this card to your hand. You can only use each effect of "Guard Ghost" once per turn.

If a "Gagaga", "Dododo", and/or "Gogogo" monster(s) you control is destroyed by battle or card effect and sent to the Graveyard: Target 1 of those monsters; Special Summon it, then you can Special Summon up to 2 "Gagaga", "Dododo", and/or "Gogogo" monsters from your hand in Defense Position.

Insect / Effect

You can pay 1000 LP; Special Summon this card from your hand in Defense Position, but while it is face-up in the Monster Zone, you cannot Special Summon monsters, except Insect monsters. During your opponent's turn (Quick Effect): You can target 1 Insect monster you control; change its battle position. You can only use each effect of "Guard Mantis" once per turn.

Activate only when a card is activated with an effect that would target and destroy 1 monster you control. Negate the effect and destroy that card. Then inflict 500 damage to your opponent.

Select 1 monster on the field. If it is changed to Defense Position this turn, draw 1 card.

Winged Beast / Effect

When you take damage from a card effect (except during the Damage Step): You can Special Summon this card from your hand, and if you do, gain LP equal to the damage you took.

Activate this card by discarding 5 cards; draw 2 cards. While this card is on the field, draw 2 cards instead of 1 for your normal draw during your Draw Phase.

Fairy / Effect

When this card destroys a monster by battle and sends it to the GY: Gain LP equal to that monster's original ATK in the GY.

Fiend / Effect

Cannot be Summoned unless you control a face-up "Wicked-Breaking Flamberge - Baou". When this card destroys an opponent's monster by battle and sends it to the Graveyard: It gains 1000 ATK. Negate the effects of monsters destroyed by battle with this card.

Pyro / Effect

Cannot be Summoned unless you control a face-up "Shooting Star Bow - Ceal". You can send 1 Equip Spell Card you control that is equipped to this card to the Graveyard to target 1 monster your opponent controls; destroy that target.

Beast / Fusion / Effect

3 monsters with different names

Must first be Fusion Summoned using only Fusion Materials from your hand and field, with at least 1 monster from each. If this card is Fusion Summoned by a Spell Card or effect: You can draw cards equal to the number of cards used as material from the hand, and if you do, destroy cards your opponent controls equal to the number of cards used as material from the field. You can only use this effect of "Guardian Chimera" once per turn. While "Polymerization" is in your GY, your opponent cannot target this card with card effects.

Fiend / Effect

Cannot be Normal Summoned/Set. Must be Special Summoned by its own effect. If a "Guardian Eatos" is destroyed by battle or card effect and sent to your GY: You can Special Summon this card from your hand. When this card is Special Summoned: You can equip 1 "Reaper Scythe - Dreadscythe" from your Deck to this card. You cannot Normal or Special Summon monsters (but you can Normal Set). If this card is sent from the field to the GY: Send 1 card from your hand to the GY, and if you do, Special Summon this card from the GY.

Fairy / Effect

If you have no monsters in your GY, you can Special Summon this card (from your hand). You can send 1 of your Equip Spells equipped to this card to the GY, then target up to 3 monsters in your opponent's GY; banish those targets, and if you do, this card gains 500 ATK for each monster banished by this effect, until the end of this turn.

Fairy / Effect

Cannot be Summoned unless you control a face-up "Butterfly Dagger - Elma". When this card is Normal or Special Summoned: You can target 1 appropriate Equip Spell Card in your Graveyard; equip that target to this card.

Dinosaur / Effect

Cannot be Summoned unless you control a face-up "Gravity Axe - Grarl". If this is the only card in your hand, you can Special Summon it (from your hand).

Sea Serpent / Effect

Cannot be Summoned unless you control a face-up "Rod of Silence - Kay'est". This card is unaffected by Spell effects and cannot be targeted for attacks, but does not prevent your opponent from attacking you directly.

Aqua / Effect

If you take battle or effect damage: You can Special Summon this card from your hand. During damage calculation, if this card battles an opponent's monster (Quick Effect): You can make this card gain DEF equal to that opponent's monster's ATK during that damage calculation only. If this card is sent from the hand or field to the GY: You can add 1 Spell/Trap from your Deck to your hand that specifically lists the card "The Winged Dragon of Ra" in its text. You can only use each effect of "Guardian Slime" once per turn.

Rock / Effect

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.

Rock / Effect

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.

Thunder / Effect

Cannot be Summoned unless you control a face-up "Twin Swords of Flashing Light - Tryce". When this card is destroyed and sent to the Graveyard: Special Summon the monster from the Graveyard that was used for its Tribute Summon.