Layer 3: Game Changer Detection The simplest layer: scan the decklist against the official 53-card Game Changers list
Regardless, it's worth pulling from your bulk and selling or trading away why the hype is high, prices should continue to fall as supply re-enters the market post-buyout
I also use at least two copies of Acorn Harvest, because it acts as a super Chatter later in the game (preferably after Squirrel Mob is on the table)
When converted to Blitzwing, Adaptive Assailant, you randomly choose either flying or indestructible and give it that ability until end of turn, then when Blitzwing, Adaptive Assailant connects with your opponent, you convert it back
Wail is great if you need such things and happen to have the mana to support it but that is very rare indeed
Simple, elegant, and hilariously powerful