2017 yugioh structure decks MACHINE REACTOR English Deck and if it was your opponent who forced you to discard Dinosmasher's Fury Structure Deck |

The Reliable Guardian

Use Mega Gengar exs Shadowy Concealment ability to reduce the prize your opponent takes for knocking out Gengar by one, and then recycle Gengar to use his Mind Jack attack over and over if needed

We made a limited amount of these based on the extremely limited availability of quality cards

UR Ultra Rare Gizmek Taniguku, the Immobile Intellect X EARTH Level 3 [ MachineEffect ] ATK 1450 DEF 1450 If this card is Normal or Special Summoned: You can take 1 Machine monster whose ATK equals its own DEF from your Deck and place it on top of your Deck

Now, she won't toss on a bunch of +1 counters as easily, but neither of her first two abilities drain her, and her second is a strong one you can learn into

There are also discords and reddits exclusively to pre-grade cards but I can't vouch for any of those