Ancient Gear Reactor Dragon

Machine/Effect

If this card that was Tribute Summoned by Tributing an "Ancient Gear" monster attacks a Defense Position monster, inflict piercing battle damage to your opponent. If this card was Tribute Summoned by Tributing a "Gadget" monster, it can make a second attack during each Battle Phase. If this card attacks, your opponent's Spell/Trap Cards and monster effects cannot be activated until the end of the Damage Step. At the end of the Damage Step, if this card attacked: You can destroy 1 Spell/Trap Card on the field.

Gold Gadget

Machine/Effect

When this card is Normal or Special Summoned: You can Special Summon 1 Level 4 Machine-Type monster from your hand. If this card is destroyed by battle or card effect: You can Special Summon 1 Level 4 "Gadget" monster from your Deck, except "Gold Gadget". You can only use 1 "Gold Gadget" effect per turn, and only once that turn.

Silver Gadget

Machine/Effect

When this card is Normal or Special Summoned: You can Special Summon 1 Level 4 Machine-Type monster from your hand. If this card is destroyed by battle or card effect: You can Special Summon 1 Level 4 "Gadget" monster from your Deck, except "Silver Gadget". You can only use 1 "Silver Gadget" effect per turn, and only once that turn.

Red Gadget

Machine/Effect

When this card is Normal or Special Summoned: You can add 1 "Yellow Gadget" from your Deck to your hand.

Green Gadget

Machine/Effect

When this card is Normal or Special Summoned: You can add 1 "Red Gadget" from your Deck to your hand.

Yellow Gadget

Machine/Effect

When this card is Normal or Special Summoned: You can add 1 "Green Gadget" from your Deck to your hand.

Boot-Up Admiral - Destroyer Dynamo

Machine/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 2 "Gadget" Monster Cards from your hand and/or face-up field to the GY. Cannot be destroyed by battle or card effects while you control a "Gadget" monster or a "Gadget" Monster Card equipped to a monster. Once per turn: You can target 1 other card on the field; destroy it.

Boot-Up Corporal - Command Dynamo

Machine/Effect

You can target up to 2 Machine "Gadget" monsters you control or in your GY with different names; Special Summon this card from your hand, then equip those targets to this card (regardless of their Type). You can only use this effect of "Boot-Up Corporal - Command Dynamo" once per turn. Gains 1000 ATK for each monster equipped to this card by this effect.

Goblindbergh

Warrior/Effect

When this card is Normal Summoned: You can Special Summon 1 Level 4 or lower monster from your hand, also, after that, change this card to Defense Position.

Tin Goldfish

Machine/Effect

When this card is Normal Summoned: You can Special Summon 1 Level 4 monster from your hand.

Iron Call

If you control a Machine-Type monster: Target 1 Level 4 or lower Machine-Type monster in your Graveyard; Special Summon that target. Its effects are negated. Destroy it during the End Phase.

United We Stand

The equipped monster gains 800 ATK/DEF for each face-up monster you control.

Boot-Up Order - Gear Charge

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 2 "Gadget" Monster Cards from your hand and/or face-up field to the GY. Cannot be destroyed by battle or card effects while you control a "Gadget" monster or a "Gadget" Monster Card equipped to a monster. Once per turn: You can target 1 other card on the field; destroy it.

Boot-Up Order - Gear Force

When either player's monster declares an attack and all monsters you control are face-up Machine monsters (min. 1): Destroy Attack Position monsters your opponent controls, up to the number of Machine monsters you control.

Powerhold the Moving Battery

Special Summon this card as an Effect Monster (Machine/EARTH/Level 4/ATK 0/DEF 2000), then, you can equip 1 Level 4 Machine "Gadget" monster from your hand or Deck to this card. (This card is also still a Trap.) If Summoned this way, this card gains ATK equal to double the ATK of the monster equipped to it by this effect.

Metalhold the Moving Blockade

Activate this card by targeting any number of Level 4 Machine-Type monsters you control; Special Summon this card as an Effect Monster (Machine-Type/EARTH/Level 4/ATK 0/DEF 0), then equip those face-up monsters to this card. (This card is also still a Trap Card.) If Summoned this way, this card gains ATK equal to the combined ATK of the monsters equipped to it by this effect, monsters your opponent controls cannot target monsters you control for attacks, except this one, also your opponent cannot target monsters you control with card effects, except this one.