Mahunder
ATK:
1400
DEF:
700
Once per turn: You can Normal Summon 1 Level 4 LIGHT Thunder-Type monster from your hand, except "Mahunder", as an additional Normal Summon.
Mimimic
ATK:
300
DEF:
300
If your opponent controls a monster and you control a Level 3 monster, you can Special Summon this card (from your hand). You can only Special Summon "Mimimic" once per turn this way.
Overlay Eater
ATK:
300
DEF:
800
You can banish this card from your Graveyard; take 1 Xyz Material from a monster your opponent controls and attach it to an Xyz Monster you control as Xyz Material.
Overlay Owl
ATK:
800
DEF:
1600
Once per turn: You can pay 600 Life Points; detach 1 Xyz Material from a monster on the field.
Pahunder
ATK:
1300
DEF:
600
Once per turn: You can Normal Summon 1 Level 4 LIGHT Thunder-Type monster from your hand, except "Pahunder", as an additional Normal Summon.
Sishunder
ATK:
900
DEF:
400
When this card is Normal Summoned: You can target 1 Level 4 LIGHT Thunder-Type monster with 1600 or less ATK in your Graveyard, except "Sishunder"; banish that target. During the End Phase of this turn, add that card to your hand.
Xyz-Raypierce
ATK:
1700
DEF:
200
You can banish 1 Dragon-Type monster and 1 Wyrm-Type monster from your Graveyard; Special Summon 1 "Xyz-Raypierce" from your hand or Deck. If this card is sent from the field to the Graveyard: You can inflict 500 damage to your opponent. You can only use each effect of "Xyz-Raypierce" once per turn.
Adreus, Keeper of Armageddon
ATK:
2600
DEF:
1700
2 Level 5 monsters Once per turn: You can detach 1 Xyz Material from this card to target 1 face-up card your opponent controls; destroy it.
Archfiend's Ascent
ATK:
2500
DEF:
1200
2 Level 6 monsters This card's name becomes "Summoned Skull" on the field, but is still treated as an "Archfiend" card. If "Summoned Skull(s)" you control would be destroyed by battle or card effect, you can detach 1 material from this card instead. If this Xyz Summoned card you control is sent to your GY by an opponent's card: You can Special Summon 1 "Summoned Skull" from your hand, Deck, or GY.
Grenosaurus
ATK:
2000
DEF:
1900
2 Level 3 monsters When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can detach 1 Xyz Material from this card; inflict 1000 damage to your opponent.
Number 59: Crooked Cook
ATK:
2300
DEF:
200
2 Level 4 monsters While you control no other cards on the field, this card is unaffected by other cards' effects. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; destroy as many other cards you control as possible, then this card gains 300 ATK until the end of this turn for each monster destroyed by this effect and sent to the Graveyard.
Number 91: Thunder Spark Dragon
ATK:
2400
DEF:
2000
3 Level 4 monsters Once per turn, you can activate 1 of these effects. ● Detach 3 Xyz Materials from this card; destroy all other face-up monsters on the field. ● Detach 5 Xyz Materials from this card; destroy all cards your opponent controls.
Photon Strike Bounzer
ATK:
2700
DEF:
2000
2 Level 6 monsters Once per turn, during either player's turn, when a monster effect is activated on your opponent's side of the field: You can detach 1 Xyz Material from this card; negate the effect, and if you do, inflict 1000 damage to your opponent.
Tiras, Keeper of Genesis
ATK:
2600
DEF:
1700
2 Level 5 monsters This card's effects can only be applied/resolved while it has Xyz Material. This card cannot be destroyed by card effects. At the end of the Battle Phase, if this card attacked or was attacked: Target 1 card your opponent controls; destroy that target. During each of your End Phases: Detach 1 Xyz Material from this card.
Harmonic Waves
Target 1 face-up monster on the field; it becomes Level 4 until the End Phase.
Resonance Device
Target 2 face-up monsters you control with the same Type and Attribute; change one of their Levels to the current Level of the other, until the End Phase.
Spirit Converter
Once per turn: You can target 1 Xyz Monster you control; attach 1 face-up Level 4 LIGHT monster you control to that target as an Xyz Material. When this card is sent from the field to the Graveyard: Target 2 Level 4 LIGHT Thunder-Type monsters with the same name in your Graveyard; add those targets to your hand.
Mind Crush
Declare 1 card name; if that card is in your opponent's hand, they must discard all copies of it, otherwise you discard 1 random card.
Reinforced Space
Each face-up Xyz Monster you control gains 300 ATK for each Xyz Material attached to it, until the End Phase.