Cards in Roid Nexus

WIND 8

Once per turn, if this card is in your GY: You can make this card become a Dragon monster while in the GY, until the end of this turn. You can discard this card, then activate 1 of these effects; ● Add 1 non-WIND "roid" monster from your Deck to your hand. ● This turn, the activation of your cards and effects that include an effect that Fusion Summons a Fusion Monster cannot be negated, also your opponent cannot activate cards or effects when a monster is Fusion Summoned this way. You can only use this effect of "Dragonroid" once per turn.

EARTH 4

Before damage calculation, if this card attacks a Defense Position monster: Destroy that monster.

WIND 4

You can Tribute 1 Machine monster; Special Summon 1 non-WIND "roid" monster from your Deck. You can pay half your LP and banish any number of Machine monsters from your GY, including this card; Special Summon from your Extra Deck, 1 "roid" Fusion Monster with the same Level as the number of those banished monsters, ignoring its Summoning conditions, but destroy it during the End Phase. You can only use each effect of "Mixeroid" once per turn.

EARTH 10

1 "roid" Fusion Monster + 1 "roid" monster You can target 1 face-up monster your opponent controls; Special Summon 1 "roid" monster from your Deck or Extra Deck with ATK less than or equal to that monster. You can only use this effect of "Super Vehicroid - Mobile Base" once per turn. Once per turn, during the End Phase: You can target 1 "roid" monster in your Main Monster Zone (other than this card); return that monster you control to the hand, and if you do, move this card you control to that monster's Monster Zone.

EARTH 9

"Truckroid" + "Expressroid" + "Drillroid" + "Stealthroid" Once per turn: You can target 1 face-up non-Machine monster on the field; equip that target to this card. While equipped with a monster by this effect, this card can attack all monsters your opponent controls, once each. If this card attacks, its original ATK is halved. If this card attacks a Defense Position monster, inflict piercing battle damage.

EARTH 8

"Steamroid" + "Drillroid" + "Submarineroid" A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent.

Spell Continuous

During your 1st Standby Phase after this card's activation: Show 1 Fusion Monster in your Extra Deck and send the Fusion Materials listed on it from your Main Deck to the GY. During your 2nd Standby Phase after this card's activation: Fusion Summon 1 Fusion Monster from your Extra Deck with the same name as the monster you showed, and target it with this card. When this card leaves the field, destroy that target. When that target is destroyed, destroy this card.

Spell Quick

Double the ATK of all Machine monsters you currently control, until the end of this turn. During the End Phase of this turn, destroy those monsters.

Spell Normal

Target 1 Machine monster you control with 500 or less ATK; Special Summon up to 2 monsters from your Deck with the same name as that face-up monster.

Spell Field

You can target 1 other card you control; destroy it, and if you do, add 1 "roid" card from your Deck to your hand. During damage calculation, if your "roid" monster battles: You can send 1 "roid" monster from your Deck to the GY; switch the original ATK and DEF of your battling monster during the damage calculation only. You can only use each effect of "Megaroid City" once per turn. You cannot Special Summon monsters from the Extra Deck, except Fusion Monsters, the turn you activate either of this card's effects (even if this card leaves the field).

Spell Normal

Fusion Summon 1 "Vehicroid" Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Materials, and if you do, it cannot be destroyed by card effects, and its effects cannot be negated.

Trap Counter

When a Spell/Trap Card, or monster effect, is activated while you control a "roid" Fusion Monster: Negate the activation, then send all cards with the same name as that card from the activating player's Deck and Extra Deck to the GY. You can banish this card from the GY, then target 1 "roid" monster in your GY; add it to your hand. You can only use this effect of "Emergeroid Call" once per turn.