Katara, the Fearless doubles all your allies triggers, while Yarok, the Desecrated doubles enters triggers
They're not top tier material by any stretch, but Chatterfang amplifies all your token makers and turns your Squirrels into ammunition as needed
This also allows you to search for any Pokmon, so you can get more Dondozo, or if you have two Ultra Balls in your hand, you can use one to search for a Tatsugiri and then immediately discard it with the second Ultra Ball
Enter a magical realm
In this case, the most valuable energy card ever is simply a reprint of the HeartGold & SoulSilver darkness energy, but critically, this version from Call of Legends is holofoil meaning its value ratchets up considerably
What this means in practice for us is that, since 1999, almost every new Magic card print also exists in a much more rare shiny foil version