When the copied Pyrogoyf enters the first Pyrogoyf's damage dealing ability triggers, and you'll do double damage - usually enough to clear the opponent's board so you can swing with both 'Goyfs, or zap them to death
Because this week Pixelborn, a free online client for playing Lorcana, was shut down by Ravensburger and Disney via a cease and desist sent to the developer
What would you rather do: spend three mana to evolve GCG and get a card, or spend two on Pollenbright, put the counter on GCG to get another GCG (the search ability triggers when you put a counter on it and not only when you evolve it), and maybe even play the new GCG to get an additional 4/4 zombie
By keeping them stored correctly, you can ensure that they maintain their quality
If your opponent drops their own powerhouse activated ability, you can easily absorb it into Krajs pulsing mass by putting a counter on it, buffing their creature and yours in one fell swoop