Though some cards are very closely related that double the counters on a creature (sometimes even 0/0 ones), that is another story
If Pale Rider is the last card in your hand, then congratulationsyou circumvented its disadvantage (though by waiting until its your last card, you lose out on primary advantage of being undercosted)
The outcome of the game depends on the answer to a mathematical puzzle that is almost 180 years old: Are there an infinite number of prime number twins
Go Blank left Standard with the most recent rotation, so it's unlikely to see much constructed play in the future
If a spell or ability instructs you to learn, you have two choices (well, technically three choices
2010 Core Set Booster Box $899.99 US Shipping Only Due to export restrictions, this item may only be shipped to addresses in the United States, APO/FPO addresses, and Puerto Rico