If you have to put Gothorita into play, I would recommend using Psybeam for sure the first turn so you can for sure do some damage and confuse the defending Pokemon, then depending on how lucky you're feeling would determine if you would use Double Slap which has the potential to do 40 damage, or Psybeam which does 20 damage every turn the next turn
While it wasn't difficult to include the Black and White principles, Nagashima said that it could be challenging to introduce new game mechanics to TCG, like Mega Evolution in Pokmon X and Y
Lead designer Mark Rosewater rated it 9/10 on his influential Storm Scale, indicating a mechanic which would require a minor miracle to ever be used in a new Standard set
Could you imagine this mechanic in todays game
7 Apollousa, Bow of the Goddess Gives Powerful Negation One of the Strongest Link 4 Monsters Occasionally, Konami has to make use of Yu-Gi-Oh