Magnificent Monsters

2+ monsters, including a Tuner
If this card is Link Summoned: You can Special Summon 1 Tuner from your Extra Deck in Defense Position, with a Level less than or equal to the total original Levels of the monsters used as material. During your opponent's Main or Battle Phase (Quick Effect): You can banish this card you control; Special Summon 3 "Crystron Tokens" (Machine/WATER/Level 1/ATK 0/DEF 0), but they cannot be Tributed. You can only use each effect of "Crystron Halqifibrax Prism" once per turn.

Crystron Halqifibrax Prism

OTS Tournament Pack 30

1 Tuner + 1+ non-Tuner monsters
All monsters your opponent controls lose 500 ATK/DEF. You can only use each of the following effects of "Crystron Eleskeletus" once per turn. If this card is Synchro Summoned: You can add 1 "Crystron" card from your GY or banishment to your hand. If this Synchro Summoned card is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your GY or banishment.

Crystron Eleskeletus

If this card is in your hand or GY: You can target 1 "Crystron" card you control; destroy it, and if you do, Special Summon this card, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Machine monsters. If this card is Normal or Special Summoned: You can send up to 2 "Crystron" cards with different names from your Deck to the GY, except "Crystron Sulfador". You can only use each effect of "Crystron Sulfador" once per turn.

Crystron Sulfador

OTS Tournament Pack 29

When this card is activated: You can add 1 "Crystron" card from your Deck to your hand, except "Crystron Inclusion". The first time each "Crystron" monster you control would be destroyed by battle each turn, it is not destroyed. You can banish this card from your GY, then target 1 "Crystron" monster in your GY; Special Summon it. You can only use this effect of "Crystron Inclusion" once per turn. You can only activate 1 "Crystron Inclusion" per turn.

Crystron Inclusion

OTS Tournament Pack 28

This card can be used as a "Crystron Token".


*If used for another Token, apply that Token's Type/Attribute/Level/ATK/DEF.

Crystron Token

Quarter Century Stampede

1 Tuner Synchro Monster + 1 or more non-Tuner Synchro Monsters
If this card is Synchro Summoned: You can banish all Spell and Trap Cards your opponent controls and in their Graveyard. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 other monster in your Graveyard; Special Summon it.

Crystron Phoenix

During your opponent's Main Phase or Battle Phase: You can Special Summon 1 non-Tuner monster from your hand, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). You can only use this effect of "Crystron Quan" once per turn.

Crystron Quan

Maze of the Master

2 or more Tuners + 1 non-Tuner monster
If this card is Synchro Summoned: You can target monsters your opponent controls and/or in their Graveyard, up to the number of Synchro Materials used for the Synchro Summon of this card; banish them. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 banished monster, except this card; Special Summon it to your field.

Crystron Quariongandrax

OTS Tournament Pack 27

During your opponent's Main Phase or Battle Phase: You can target 1 non-Tuner monster in your Graveyard; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are banished instead of being sent to the Graveyard. You can only use this effect of "Crystron Citree" once per turn.

Crystron Citree

If this card is in your hand or Graveyard: You can discard 1 "Crystron" card, except "Crystron Sulfefnir"; Special Summon this card in Defense Position, then destroy 1 card you control. If this card on the field is destroyed by battle or card effect: You can Special Summon 1 "Crystron" monster from your Deck in Defense Position. You can only use each effect of "Crystron Sulfefnir" once per turn.

Crystron Sulfefnir

Supreme Darkness

"Crystron" cards you control cannot be banished by your opponent's card effects. You can target 1 face-up card on the field, or you can target 2 if you control a "Crystron" Synchro Monster; shuffle 1 "Crystron" card from your GY or banishment into the Deck, except "Crystron Cluster", and if you do, destroy the targeted card(s). You can only use this effect of "Crystron Cluster" once per turn.

Crystron Cluster

When your opponent activates a card or effect (Quick Effect): You can Special Summon 1 "Crystron" monster from your Deck, except "Crystron Tristaros", then immediately after this effect resolves, Synchro Summon 1 Machine Synchro Monster using monsters you control, including that monster. You can banish this card from your GY; destroy 1 Synchro Monster you control, and if you do, Special Summon 2 "Crystron" monsters from your Deck, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Machine monsters. You can only use each effect of "Crystron Tristaros" once per turn.

Crystron Tristaros

Ghosts From the Past: The 2nd Haunting

2 monsters, including a Tuner
If this card is Link Summoned: You can Special Summon 1 Level 3 or lower Tuner from your hand or Deck in Defense Position, but it cannot activate its effects this turn. During your opponent's Main Phase or Battle Phase (Quick Effect): You can banish this card you control; Special Summon 1 Tuner Synchro Monster from your Extra Deck. (This is treated as a Synchro Summon.) You can only use each effect of "Crystron Halqifibrax" once per turn.

Crystron Halqifibrax

Battles of Legend: Relentless Revenge

1 Tuner + 1+ non-Tuner monsters
Once per Chain, during your opponent's Main or Battle Phase, you can (Quick Effect): Immediately after this effect resolves, Synchro Summon 1 Synchro Monster, using materials including this card you control. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 "Crystron" monster in your GY, except a Synchro Monster; Special Summon it.

Crystron Quandax

2017 Mega-Tin Mega Pack

All "Crystron" monsters you control gain 300 ATK and DEF. Once per turn, during the End Phase: You can draw cards equal to the number of "Crystron" Synchro Monsters you Synchro Summoned this turn.

Crystolic Potential

Special Summon 2 "Crystron" Tuners (1 from your hand and 1 from your Graveyard). During either player's turn, except the turn this card was sent to the Graveyard: You can banish this card from your Graveyard, then target 1 "Crystron" monster you control; send 1 "Crystron" monster from your Deck to the Graveyard whose Level is different from that monster, and if you do, that monster becomes the Level of that monster sent to the Graveyard. You can only use this effect of "Crystron Entry" once per turn.

Crystron Entry

Target 1 of your banished "Crystron" monsters; Special Summon it, and if you do, if your opponent controls any face-up monsters, change their DEF to 0. During either player's turn, except the turn this card was sent to the Graveyard, when a card or effect is activated that targets a "Crystron" monster you control: You can banish this card from your Graveyard; negate that effect.

Crystron Impact

You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron" monster from your hand. You can only use 1 "Crystron Prasiortle" effect per turn, and only once that turn.

Crystron Prasiortle

During your opponent's Main Phase or Battle Phase: You can target 1 of your banished non-Tuner monsters; Special Summon it, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). These Synchro Materials are shuffled into the Deck instead of being sent to the Graveyard. You can only use this effect of "Crystron Rion" once per turn.

Crystron Rion

You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; Special Summon 1 "Crystron Token" (Machine-Type/WATER/Level 1/ATK 0/DEF 0), but it cannot be Tributed. You can only use 1 "Crystron Rosenix" effect per turn, and only once that turn.

Crystron Rosenix

You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" Spell/Trap Card from your Deck to your hand. You can only use 1 "Crystron Smiger" effect per turn, and only once that turn.

Crystron Smiger

You can target 1 face-up card you control; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Machine-Type Synchro Monsters, also, destroy that card, and if you do, Special Summon 1 "Crystron" Tuner from your Deck. You can banish this card from your Graveyard; add 1 "Crystron" monster from your Deck to your hand, except "Crystron Thystvern". You can only use 1 "Crystron Thystvern" effect per turn, and only once that turn.

Crystron Thystvern

Invasion: Vengeance: Special Edition

1 Tuner + 1 or more non-Tuner monsters
If this card is Synchro Summoned: You can change all face-up Special Summoned monsters your opponent controls to Defense Position. If this Synchro Summoned card is destroyed by battle or card effect: You can target 1 "Crystron" monster in your Graveyard, except a Synchro Monster; Special Summon it.