Arm attempts to breaks Gadgets for the hell of it.

[Toffee.]

Spare Gadget -FIRE-
Lvl4
[Machine/Effect]
When this card is Summoned: Add to your hand 1 level 4 EARTH "Gadget" Effect monster from your deck. Once per turn: You can change the Battle Position of this card. If this card is destroyed as a result of battle while in Attack Position: Draw 1 card.
0ATK / 2000DEF

Future Gadget -LIGHT-
Lvl3
[Machine/Effect]
This card cannot be Special Summoned. Once per turn: You can Increse the level of this card by 1. Only one, while this card is Face-Up on the field: Add to your hand 1 Machine-Type monster from your deck with the same level as this card. Once per turn: You can send 1 Machine-Type monster from your deck to your Graveyard with a level lower then this card's. If this level 5 or higher monster is destroyed(either by battle, or card effect): Draw 1 card.
1600ATK / 500DEF

Gadget Repair-Unit -EARTH-
Lvl4
[Machine/Effect]
Once per turn: You can target 3 level 4 EARTH "Gadget" Effect monsters in your Graveyard with the same name; Add 1 of them to your hand and shuffle the other 2 into your deck. If this card is destroyed as a result of battle and sent to the Graveyard: Add to your hand 1 level 4 EARTH "Gadget" Effect monster, except "Gadget Repair-Unit".
1200ATK / 1800DEF

Recycle Lab -Continuous Spell-
You can target 1 Normal Summoned Machine-Type monster you control: Destroy it and Draw 1 card. Then, add to your hand 1 card with the same name as the destroyed monster. You can Banish 5 Machine-Type monsters in your Graveyard with the same level: Send all Attack Position monsters on the field to the Graveyard. You can only control 1 "Recycle Lab".

Gadget Parts -Spell-
Send 1 card from your hand to the Graveyard: Add to your hand 1 "Green Gadget", "Red Gadget", or "Yellow Gadget" from your deck. The following effect cannot be activated the turn this card was sent to the Graveyard. During either players turn, you can Banish this card in your Graveyard and target 1 "Green Gadget", "Red Gadget", or "Yellow Gadget" you control: Increase the ATK of the target monster by 300 until the End Phase.

Gadget Buster -Spell-
Activate only if you control a Face-Up "Green Gadget", "Red Gadget", and "Yellow Gadget". Draw 2 cards. Then, inflict 1000 Damage to your Opponent. You can only activate 1 "Gadget Buster" per turn.

Gadget Spring -Quick-Play Spell-
Return 1 Face-Up "Green Gadget", "Red Gadget", or "Yellow Gadget" you control to your hand: Destroy 1 Spell or Trap card on the field.

[EndlessOcean]

OCG Fixes:

[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]Gadget Repair-Unit -EARTH-[/size][/font][/color]
[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]Lvl4[/size][/font][/color]
[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3][Machine/Effect][/size][/font][/color]
[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]Once per turn: You can target 3 level 4 EARTH "Gadget" Effect monsters in your Graveyard with the same name; Add 1 of them to your hand and shuffle the other 2 into your deck. If this card is destroyed as a result of battle and sent to the Graveyard: Add to your hand 1 level 4 EARTH "Gadget" Effect monster [b]from your deck[/b], except "Gadget Repair-Unit".[/size][/font][/color]
[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]1200ATK / 1800DEF[/size][/font][/color]

[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]That's really all the OCG i could correct. [/size][/font][/color]
[color=#5A5A5A][font=tahoma, helvetica, arial, sans-serif][size=3]But yeah, this makes Gadgets pretty broken.[/size][/font][/color]