Winged Beast / Effect

Once per turn: You can change this card to face-down Defense Position. When this card is Flip Summoned: Inflict 1000 damage to your opponent.

Aqua / Xyz / Effect

2 Level 4 WATER monsters

Once per turn, during the Main Phase (Quick Effect): You can destroy 1 WATER monster your opponent controls. If this card, Special Summoned by the effect of a "Number" Xyz Monster, is destroyed: You can Special Summon other "Stealth Kragen" monsters from your GY, up to the number of materials this card had, then you can attach up to 1 WATER monster from your GY to each of those Special Summoned monsters as material.

Machine / Effect

At the end of your Battle Phase, if this card battled: Target 1 Spell/Trap on the field; destroy that target. You must control another "roid" monster to activate and to resolve this effect.

Machine / Fusion

"Gyroid" + "Steamroid"

Machine / Tuner / Effect

During your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Synchro Summon using this card you control.

Machine / Effect

If this card attacks an opponent's monster, this card gains 500 ATK during the Damage Step only. If this card is attacked by an opponent's monster, this card loses 500 ATK during the Damage Step only.

Dinosaur / Pendulum / Effect

At the start of the Damage Step, if this card battles a Pendulum Monster: This card's ATK and DEF become half its current ATK and DEF until the end of the Damage Step.

Machine / Normal

A steel idol worshipped in the Land of Machines.

Machine / Normal

A mechanized iron doll with tremendous strength.

Machine / Effect

A non Machine-Type Monster attacking "Steel Scorpion" will be destroyed at the End Phase of your opponent's 2nd turn after the attack.

A WATER monster equipped with this card increases its ATK by 400 points and decreases its DEF by 200 points.

Machine / Link / Effect

3 non-Link Monsters

Gains ATK equal to the combined original Levels/Ranks of monsters used for its Link Summon x 100. You can target 1 non-Link Monster your opponent controls with ATK less than or equal to this card; destroy it, then if this card was Link Summoned using an Xyz Monster as material, inflict damage to your opponent equal to half the destroyed monster's original ATK. You can only use this effect of "Steel Star Regulator" once per turn.

Fiend / Effect

When a "Steelswarm" monster is Tribute Summoned face-up by Tributing this card: You can Special Summon 1 Level 4 or lower "Steelswarm" monster from your Deck.

Fiend / Effect

When this card is Tribute Summoned by Tributing 2 "Steelswarm" monsters: Activate 1 of these effects.

● Destroy all monsters on the field, except this card.

● Destroy all Spell and Trap Cards on the field.

Fiend / Effect

If you control no monsters, you can Special Summon this card (from your hand). While this card is face-up on the field, it cannot be Tributed, except for the Tribute Summon of a "Steelswarm" monster, and cannot be used as a Synchro Material Monster.

Fiend / Effect

If a "Steelswarm" monster is Tribute Summoned face-up while this card is face-up on the field, you can Normal Summon or Set 1 monster in addition to your Normal Summon or Set that turn.

Fiend / Effect

This card can be treated as 2 Tributes for the Tribute Summon of a "Steelswarm" monster.

Fiend / Effect

You can Tribute Summon this card in face-up Attack Position by Tributing 1 "Steelswarm" monster. When this card is Tribute Summoned by Tributing a "Steelswarm" monster(s): You can target 1 card your opponent controls; send that target to the Graveyard and gain 1000 Life Points.

Fiend / Effect

Cannot be Special Summoned. Requires 3 "Steelswarm" Tributes to Normal Summon (cannot be Normal Set). Once per turn: You can pay half your Life Points; destroy all other cards on the field.

Fiend / Effect

Once per turn, if this card was Tribute Summoned by Tributing a "Steelswarm" monster(s): You can pay 1000 Life Points to target 1 monster on the field; destroy that target.

Fiend / Effect

When this card is Tribute Summoned by Tributing a "Steelswarm" monster: You can pay 1000 Life Points to target 1 "Steelswarm" monster in your Graveyard; Special Summon that target.

Fiend / Effect

When this card is Tribute Summoned by Tributing a "Steelswarm" monster: You can pay 1000 Life Points to target up to 2 cards your opponent controls; return those targets to the hand.

Fiend / Link / Effect

2 "lswarm" monsters

While this card is in the Extra Monster Zone, if a monster would be Special Summoned from the Extra Deck to the Main Monster Zone, it must be Summoned in the zone this card points to. While this card points to a monster, neither player can target it with card effects, also it cannot be destroyed by battle or card effects. Once per turn, when a monster(s) on the field is destroyed by battle or by card effect: You can Special Summon Level 4 or lower "lswarm" monsters from your Deck in Defense Position, up to the number destroyed.

Fiend / Xyz / Effect

2 Level 4 monsters

During either player's turn, when a Level 5 or higher monster would be Special Summoned: You can detach 1 Xyz Material from this card; negate the Special Summon, and if you do, destroy it.

Fiend / Effect

At the start of your Main Phase 1, if you control no Spell/Trap Cards: You can Special Summon this card from your Graveyard. You cannot Special Summon another monster(s) the turn you activate this effect. While this card is face-up on the field, it cannot be Tributed, except for the Tribute Summon of a "Steelswarm" monster, and cannot be used as a Synchro Material Monster.