Randomly stopped by because we saw the Comics 4 Less Store OPEN sign on the street
At the time, UR was the highest rarity in the Pokmon TCG but has since been surpassed by SAR
However, when you combine that with a card that can deal damage by removing tokens, like Walking Ballista, you create a Gatling gun that takes out all your opponents for just six mana (four to make the Ballista a 2/2, two more to give it lifelink and start blasting)
This is mainly the reason why I put Fury on place 6 rather than place 4 on my list, but with the meta looking more creature heavy with strong results from UR Murktide and Temur Footfalls, Fury might be one of the stronger contenders than more traditional powerful red cards like Blood Moon
"Nuts & Bolts Spike spends his energy looking within
You can slap it in a deck with high artifact synergy/count and potentially have it generate mana the turn you make it