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
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
(Of course, the large expansions in the Spring, like Shadowmoor and Rise of the Eldrazi, didnt get that large set bonus, but maybe its their own fault for not being Fall sets.) Flash forward to Metamorphosis, the biggest change in Magic release schedule history
Heres the most impactful reasons to play an ally strategy
By keeping them stored correctly, you can ensure that they maintain their quality
Karns Sylex What is a sylex anyway