Zenos yae Galvus Zenos yae Galvus is good value just by itself, and if you flip him into Shinryu, Transcendent Rival your foes have bigger (and flying!) problems than the you win the game ability, but hey, nothing wrong with multiple ways to emerge victorious
However, being a collector isnt cheap, depending on what youre after
9 Fighting Energy: Emerald (106/106) - $4.50 Ancient Power, Modern Envy
Lighting Pokemon are known for their quick attacks, costing little Energy to use
I envisioned these as akin to planeswalker ultimates that if they were able to lurk around for a while on your board, they could spin up an ability that would usher in a very likely win for your game
Decks like that basically never ran out of cards in hand, so they could increase their land count and ensure they always had the means to maximize their late-game haymakers