Its attack can potentially do massive damage (especially combined with Hypnotoxic Laser and Virbank), and the Ability can be a bit trollish at times, but I think it will have to wait until the next set to make much of an impact, as it is in Japan
To keep things simple, I use the price on Scryfall in USD, which pulls from TCGplayer.com
What are the weaknesses and retreat cost of this Sylveon ex card
Youll stay play some number of spellslinging creature payoffs like Guttersnipe or Storm-Kiln Artist, but its common for a spellslinger deck to run somewhere in the ballpark of only 10 creatures
Apply Gel During your opponent's next turn, if the Defending Pokemon tries to attack, your opponent flips a coin
Of course, as I always say, a card is only as good as the context that surrounds it, so if there are not that many good fighting attackers, Barbaracle wont be as strong but I honestly think it is a fantastic option that immediately makes new fighting types a greater threat