Limiting them to 2 Comfey, Radiant Greninja, and either a third Comfey, Manaphy, or sweeper hinders them a lot
What affects the value of Zekrom
Again, its best for this strategy to be proactive, since you need your cards to line up well against theirs if its not an expected matchup, and most of the time reactionary strategies have a very difficult time beating unexpected elements due to the threats beat answers paradigm
Well, lets think about lines of play that can lead to us getting that emblem: He starts at five loyalty, and his only ability to tick up loyalty adds just +1
While Glimmora ex is in the Active Spot, the opponent can only have up to three benched Pokmon, which can make it hard for the opponent to set up plays when they can't prepare the proper consistency engine on their bench
Just imagine a whole board full of Artisan of Kozileks that can swing, each triggering the Annihilator ability, and you can get the picture of why I love this card