Drytron Alpha Thuban

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned with the effect of a "Drytron" card. You can Tribute 1 other "Drytron" monster, or 1 Ritual Monster, from your hand or field; Special Summon this card from your hand or GY in Defense Position, then you can add 1 Ritual Monster from your Deck to your hand. You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this effect. You can only use this effect of "Drytron Alpha Thuban" once per turn.

Drytron Beta Rastaban

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned with the effect of a "Drytron" card. You can Tribute 1 other "Drytron" monster, or 1 Ritual Monster, from your hand or field; Special Summon this card from your hand or GY in Defense Position, then you can return 1 of your banished "Drytron" monsters to the GY. You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this effect. You can only use this effect of "Drytron Beta Rastaban" once per turn.

Drytron Delta Altais

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned with the effect of a "Drytron" card. You can Tribute 1 other "Drytron" monster, or 1 Ritual Monster, from your hand or field; Special Summon this card from your hand or GY in Defense Position, then you can reveal 1 Ritual Monster or 1 Ritual Spell in your hand, and if you do, draw 1 card. You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this effect. You can only use this effect of "Drytron Delta Altais" once per turn.

Drytron Gamma Eltanin

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned with the effect of a "Drytron" card. You can Tribute 1 other "Drytron" monster, or 1 Ritual Monster, from your hand or field; Special Summon this card from your hand or GY in Defense Position, then you can Special Summon 1 "Drytron" monster with 2000 ATK from your GY, except "Drytron Gamma Eltanin". You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this effect. You can only use this effect of "Drytron Gamma Eltanin" once per turn.

Drytron Zeta Aldhibah

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned with the effect of a "Drytron" card. You can Tribute 1 other "Drytron" monster, or 1 Ritual Monster, from your hand or field; Special Summon this card from your hand or GY in Defense Position, then you can add 1 Ritual Spell from your Deck to your hand. You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this effect. You can only use this effect of "Drytron Zeta Aldhibah" once per turn.

Drytron Meteonis Draconids

Machine/Ritual/Effect

You can Ritual Summon this card with "Meteonis Drytron". Your opponent cannot target this card with monster effects. If the total Levels of monsters used for its Ritual Summon are 2 or less, this card can attack all Special Summoned monsters your opponent controls once each. During your opponent's turn (Quick Effect): You can banish monsters from your GY whose combined ATK equals exactly 2000 or 4000, then target 1 face-up card your opponent controls for every 2000 ATK of the total; send that card(s) to the GY. You can only use this effect of "Drytron Meteonis Draconids" once per turn.

Drytron Meteonis Quadrantids

Machine/Ritual/Effect

You can Ritual Summon this card with "Meteonis Drytron". Your opponent cannot target this card with Spell/Trap Cards or effects. You can only use each of the following effects of "Drytron Meteonis Quadrantids" once per turn. If the total Levels of monsters used for this card's Ritual Summon were 2 or less: You can destroy all Spells and Traps your opponent controls. If this Ritual Summoned card is destroyed: You can Special Summon "Drytron" monsters from your GY, except "Drytron Meteonis Quadrantids", whose combined ATK equals exactly 4000.

Drytron Asterism

During the Main Phase: Target 1 "Drytron" monster or 1 Ritual Monster you control, and 1 face-up monster your opponent controls; your monster loses exactly 1000 ATK until the end of your opponent's turn, and if it does, destroy that opponent's monster. You can only activate 1 "Drytron Asterism" per turn.

Drytron Eclipse

Target 1 "Drytron" monster in your GY; add it to your hand. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 "Drytron" monster you control; it gains 2000 ATK until the end of your opponent's turn. You can only use each effect of "Drytron Eclipse" once per turn.

Drytron Fafnir

When this card is activated: You can add 1 "Drytron" Spell/Trap from your Deck to your hand, except "Drytron Fafnir". The activation and the activated effects of Ritual Spell Cards cannot be negated. Once per turn, if a monster is Normal or Special Summoned face-up while you control a "Drytron" monster (except during the Damage Step): You can reduce that monster's Level by 1 per 1000 of its current ATK (min. Level 1) for the rest of this turn. You can only activate 1 "Drytron Fafnir" per turn.

Drytron Nova

Special Summon 1 "Drytron" monster from your Deck, but destroy it during the End Phase. You can only activate 1 "Drytron Nova" per turn. You cannot Special Summon monsters, except monsters that cannot be Normal Summoned/Set, the turn you activate this card.

Meteonis Drytron

This card can be used to Ritual Summon any Ritual Monster from your hand or GY. You must also Tribute Machine monsters from your hand or field whose total ATK equal or exceed the ATK of the Ritual Monster you Ritual Summon. If this card is in your GY: You can target 1 "Drytron" monster you control; it loses exactly 1000 ATK until the end of your opponent's turn, and if it does, add this card to your hand. You can only use this effect of "Meteonis Drytron" once per turn.

Ursarctic Drytron

Special Summon 1 "Ultimate Flagship Ursatron" from your Extra Deck by banishing 1 "Ursarctic Big Dipper" and 1 "Drytron Fafnir" from your hand and/or field, although you can banish 1 of them from your Deck instead if "Ursarctic Polari" or "Drytron Alpha Thuban" is on the field. If you would Tribute a monster(s) to activate an "Ursarctic" or "Drytron" monster's effect, you can banish this card from your GY instead. You can only use this effect of "Ursarctic Drytron" once per turn.

Drytron Meteor Shower

When your opponent Normal or Special Summons a monster(s), while you control a Ritual Monster: Negate the Summon, and if you do, shuffle that monster into the Deck. You can only activate 1 "Drytron Meteor Shower" per turn.

Ursarctic Big Dipper

Once per turn, if your "Ursarctic" monster would Tribute a monster(s) to activate its effect, you can banish 1 Level 7 or higher "Ursarctic" monster from your GY instead. Each time a monster(s) is Special Summoned, place 1 counter on this card. Once per turn, if a monster(s) is Special Summoned and an "Ursarctic" Synchro Monster is on the field (except during the Damage Step): You can remove all counters from this card (min. 7), then target 1 monster your opponent controls; take control of it.

Ursarctic Departure

Discard 1 card; add 2 "Ursarctic" monsters from your Deck to your hand. If you would Tribute a monster(s) to activate an "Ursarctic" monster's effect, except the turn this card was sent to the GY, you can banish this card from your GY instead. You can only use each effect of "Ursarctic Departure" once per turn.

Ursarctic Slider

Target 1 of your "Ursarctic" monsters that is banished or in your GY; Special Summon it, but it cannot attack, also destroy it during the End Phase. For the rest of this turn after this card resolves, you cannot Special Summon, except monsters with a Level. You can only activate 1 "Ursarctic Slider" per turn.

Ursarctic Megabilis

Beast-Warrior/Tuner/Effect

During the Main Phase (Quick Effect): You can Tribute 1 other Level 7 or higher monster from your hand; Special Summon this card from your hand, also you cannot Special Summon for the rest of this turn, except monsters with a Level. If this card is Special Summoned while you control another "Ursarctic" monster: You can target 1 card in your opponent's GY; banish it. You can only use each effect of "Ursarctic Megabilis" once per turn.

Ursarctic Megapolar

Beast-Warrior/Tuner/Effect

During the Main Phase (Quick Effect): You can Tribute 1 other Level 7 or higher monster from your hand; Special Summon this card from your hand, also you cannot Special Summon for the rest of this turn, except monsters with a Level. If this card is Special Summoned while you control another "Ursarctic" monster: You can target 1 Spell/Trap your opponent controls; destroy it. You can only use each effect of "Ursarctic Megapolar" once per turn.

Ursarctic Megatanus

Beast-Warrior/Tuner/Effect

During the Main Phase (Quick Effect): You can Tribute 1 other Level 7 or higher monster from your hand; Special Summon this card from your hand, also you cannot Special Summon for the rest of this turn, except monsters with a Level. If this card is Special Summoned while you control another "Ursarctic" monster: You can target 1 face-up monster your opponent controls; change it to face-down Defense Position. You can only use each effect of "Ursarctic Megatanus" once per turn.

Ursarctic Mikbilis

/Effect

During the Main Phase (Quick Effect): You can Tribute 1 other Level 7 or higher monster from your hand; Special Summon this card from your hand, also you cannot Special Summon for the rest of this turn, except monsters with a Level. If this card is Special Summoned: You can Special Summon 1 "Ursarctic" monster from your hand, except "Ursarctic Mikbilis". You can only use each effect of "Ursarctic Mikbilis" once per turn.

Ursarctic Quint Charge

Once per turn: You can pay 700 LP, then activate 1 of the following effects;
• Add 1 "Ursarctic" monster from your GY to your hand.
• Tribute 2 "Ursarctic" monsters (even if face-down), and if you do, Special Summon from your Extra Deck, 1 "Ursarctic" monster with a Level equal to the difference in Levels of those monsters, ignoring its Summoning conditions.
When your "Ursarctic" Synchro Monster is destroyed by an opponent's attack: You can activate this effect; your opponent must shuffle cards into the Deck so the total number of cards in their hand, field, and GY is 7.

Drytron Mu Beta Fafnir

Machine/Xyz/Effect

2+ Level 1 monsters
When you Ritual Summon, you can detach a material(s) from this card as monster(s) required for the Ritual Summon. You can only use each of the following effects of "Drytron Mu Beta Fafnir" once per turn. If this card is Xyz Summoned: You can send 1 "Drytron" card from your Deck to the GY. When your opponent activates a Spell/Trap Card, while you control a Machine Ritual Monster (Quick Effect): You can detach 1 material from this card; negate the activation, and if you do, destroy that card.

Ultimate Flagship Ursatron

Machine/Fusion/Effect

(This card is always treated as an "Ursarctic" and "Drytron" card.)
Must be Special Summoned with "Ursarctic Drytron". Once per turn, if another Effect Monster is Special Summoned to your field (except during the Damage Step): You can add 1 "Ursarctic" or "Drytron" monster from your Deck to your hand. Once per turn: You can target 1 of your banished "Ursarctic" or "Drytron" monsters; add it to your hand.

Ursarctic Grand Chariot

Beast-Warrior/Synchro/Effect

Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 2 monsters you control with a Level difference of 7 to the GY (1 Level 8 or higher Tuner and 1 non-Tuner Synchro Monster). If this card is Special Summoned: You can target up to 2 other cards on the field; destroy them. Once per turn, when a card or effect is activated that targets an "Ursarctic" card you control (Quick Effect): You can Tribute 1 monster from your hand or field; negate the activation.

Ursarctic Polari

/Synchro/Effect

Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 2 monsters you control with a Level difference of 1 to the GY (1 Tuner and 1 non-Tuner). If this card is Special Summoned: You can activate 1 "Ursarctic Big Dipper" directly from your Deck. You can Tribute 1 Level 7 or higher monster; add to your hand, or Special Summon, 1 "Ursarctic" monster from your GY. You can only use each effect of "Ursarctic Polari" once per turn.

Ursarctic Septentrion

Beast-Warrior/Synchro/Effect

Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 2 monsters you control with a Level difference of 7 to the GY (1 Level 8 or higher Tuner and 1 non-Tuner Synchro Monster). Negate the effects of face-up monsters without a Level that were Special Summoned from the Extra Deck. If your opponent Special Summon a monster(s) (except during the Damage Step): You can add 1 "Ursarctic" card from your Deck to your hand. You can only use this effect of "Ursarctic Septentrion" once per turn.