It would be very easy to focus a deck like this one around creating tokens and drawing tons of cards, especially because Esper has so much support for tokens already
People who grew up in the 90s are now in their 30s and 40s, with disposable income, and theyre chasing the same cards they had, or couldnt afford, as kids
This is a particularly great play if the foe is a Dark Pokemon or a Dark-type, as the Beatdown attack is especially effective on these kinds of adversaries
In pre-board games, the Troll can be an issue , so you want to try to kill it when you have an Etching of Kumano in play (this also applies against Arclight Phoenix)
Examples include mana dorks, mana rocks, and spells which allow you to put extra lands into play beyond the one-per-turn limit. The right ramp for you will depend entirely on your deck