bundles of pokemon cards Card 10x Pokemon: 100 Assorted Card Bundle

That's a bit slower of a ramp package, but it's also more robust on theme, and creates at least one repeatable counter source

Fortunately, Pokemon TCG Pocket codes are here, offering various rewards to help with completing your card collection, whether thats by opening new booster packs or having some additional Trade Tokens to play around with

Sephiroth gives you the latter two out of the command zone, being a Blood Artist that can also cash your creatures in for cards

Captain N'ghathrod Consuming Aberration Dinrova Horror Etherium Abomination Horrid Shadowspinner Krothuss, Lord of the Deep Mindleech Mass Nemesis of Reason Psychic Symbiont Uchbenbak, the Great Mistake Umbris, Fear Manifest