I don't know if this is original or something but I think it's pretty funny. I just use one Gengar Mimikyu GX and a whole lot of heals and energy, and am
Ghost Tour” — An In-Depth Look at MimiGar (Gengar & Mimikyu-GX/Omastar TEU)—Worlds List, Card Choices, Potential Inclusions, and Matchups — SixPrizes
Serebii.net TCG Starter Deck 100 - #253 Gengar V
Pokemon TCG Gengar VMAX Alternate Art High Class Deck Set, Hobbies & Toys, Toys & Games on Carousell
Pokemon Official Sleeve Gengar & Mimikyu TAG TEAM GX (64) 66 x 92 mm Japanese | eBay
Pokemon Deck Shield Gengar & Mimikyu GX 64 Sleeves Japan NEW Sleeve | eBay