Yes, it turns off our own Green Suns Zenith , but when it comes down against decks like Storm or Mono-Red Prison in game one, it can be completely backbreaking for the opponent
Heck, you can even add it to a deck thats simply playing some of its combo pieces already, and use it as a solid creature that can occasionally win you the game
Greninja ( Genetic Apex ) and Jolteon ex ( Mega Rising ) can both damage the opponent's Bench with their ability: Greninja has the Ability Water Shuriken, where once during the player's turn they can deal 20 damage to one of the opponent's Pokmon, including Benched Pokmon, and Jolteon ex has Electromagnetic Wall, which deals 20 damage to an opposing Pokmon - including Benched Pokmon - when the opponent attaches Energy from the Energy Zone to that Pokmon
Accordingly, the best fair decks include some seriously unfair support cardslike Skullclamp, Umezawa's Jitte, the five swords, and Armageddon and its functional reprint Ravages of Warand the best unfair decks contain cards that increase consistency and contain avenues to victory that don't involve the cornerstone unfair cards in the deck