pokemon trading card game 1st generation Kanto 1 Pokémon Compatible TCG Random Assortment Bundle This collection includes 1 booster pack containing 3 of 9 illustration rare 1st Edition (TCG) - Bulbapedia,

Its a bit expensive, but I could see running it with a high mana value commander like Kamahl, Heart of Krosa or Omnath, Locus of Rage

It's that good (and annoying!)

Battle Academy starter set The Battle Academy starter set makes things even simpler: it's a single $20 box that contains three very basic 60-card starter decks, all the supporting bits and bobs from the battle decks, and a proper folding cardstock playing board with space for both players' cards

Also, Ultra Ball can help you to search for another Mareep/Flaaffy so you can accelerate even more

Vannifar turns your deck into a handy toolbox, letting you load up on silver bullet cards that you can easily access to resolve any problem that comes up

The standard Medicham ex is a lot easier to find