Control decks often have to tap out aggressively in order to stem aggro decks' offense (say, with Wrath of God) in the early game
8 Crobat Adds Draw Power to a Useful Supporter Card First Printing: Shrouded Fable Supporter cards are often the most powerful options at a player's disposal because players can only use one supporter card during their turn, and they cannot use one if it is the first turn of the game
These binders often use nine-pocket layouts and flexible pages
Ultimately, its totally up to your discretion and intention, as Rainbow Cards may not be attractive to everyone but their value remains undeniable
Combine that with a fun game, collectibles popularity, and a good price point, and it really worked
Even with small margins the margin is still there