how many pokemon cards are there in the world Pokémon TCG Reveals 10.2 Billion Were Printed Last Year : r/PokemonTCG The 20 Most Expensive Pokémon

its hard for a play to go wrong when its an immediate two-for-one

Rain Dance says that you may attach a water energy from your hand to any one of your water Pokemon in play as much as you like, so when you have Feraligatr in play you can pretty much power up as many water Pokemon as you want as long as Feraligatr Prime doesn't feint

And that's thinking small - There are cards like Avatar of Woe and Deathrite Shaman, and Experiment Kraj, which can get out of hand quickly

It produces mana when it comes down unlike a Signet and even in a mono-color deck, it can provide extra mana as you curve out without having to feed mana into it or have it come in tapped

This is truly a card that will continue to see play for a very long time